author  wenzelm 
Sat, 27 Mar 2010 21:38:38 +0100  
changeset 35994  9cc3df9a606e 
parent 35893  02595d4a3a7c 
child 36062  194cb6e3c13f 
permissions  rwrr 
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(* Title: HOL/Tools/Nitpick/nitpick_hol.ML 
33192  2 
Author: Jasmin Blanchette, TU Muenchen 
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Copyright 2008, 2009, 2010 
33192  4 

5 
Auxiliary HOLrelated functions used by Nitpick. 

6 
*) 

7 

8 
signature NITPICK_HOL = 

9 
sig 

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type styp = Nitpick_Util.styp 
33192  11 
type const_table = term list Symtab.table 
12 
type special_fun = (styp * int list * term list) * styp 

13 
type unrolled = styp * styp 

14 
type wf_cache = (styp * (bool * bool)) list 

15 

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type hol_context = { 
33192  17 
thy: theory, 
18 
ctxt: Proof.context, 

19 
max_bisim_depth: int, 

20 
boxes: (typ option * bool option) list, 

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stds: (typ option * bool) list, 
33192  22 
wfs: (styp option * bool option) list, 
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user_axioms: bool option, 

24 
debug: bool, 

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binary_ints: bool option, 
33192  26 
destroy_constrs: bool, 
27 
specialize: bool, 

28 
skolemize: bool, 

29 
star_linear_preds: bool, 

30 
uncurry: bool, 

31 
fast_descrs: bool, 

32 
tac_timeout: Time.time option, 

33 
evals: term list, 

34 
case_names: (string * int) list, 

35 
def_table: const_table, 

36 
nondef_table: const_table, 

37 
user_nondefs: term list, 

38 
simp_table: const_table Unsynchronized.ref, 

39 
psimp_table: const_table, 

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choice_spec_table: const_table, 
33192  41 
intro_table: const_table, 
42 
ground_thm_table: term list Inttab.table, 

43 
ersatz_table: (string * string) list, 

44 
skolems: (string * string list) list Unsynchronized.ref, 

45 
special_funs: special_fun list Unsynchronized.ref, 

46 
unrolled_preds: unrolled list Unsynchronized.ref, 

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wf_cache: wf_cache Unsynchronized.ref, 
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constr_cache: (typ * styp list) list Unsynchronized.ref} 
33192  49 

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datatype fixpoint_kind = Lfp  Gfp  NoFp 
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datatype boxability = 
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InConstr  InSel  InExpr  InPair  InFunLHS  InFunRHS1  InFunRHS2 
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33192  54 
val name_sep : string 
55 
val numeral_prefix : string 

35718  56 
val base_prefix : string 
57 
val step_prefix : string 

58 
val unrolled_prefix : string 

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val ubfp_prefix : string 
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val lbfp_prefix : string 
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val quot_normal_prefix : string 
33192  62 
val skolem_prefix : string 
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val special_prefix : string 
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val uncurry_prefix : string 
33192  65 
val eval_prefix : string 
35718  66 
val iter_var_prefix : string 
67 
val strip_first_name_sep : string > string * string 

33192  68 
val original_name : string > string 
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val s_conj : term * term > term 
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val s_disj : term * term > term 
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val strip_any_connective : term > term list * term 
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val conjuncts_of : term > term list 
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val disjuncts_of : term > term list 
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val unarize_unbox_etc_type : typ > typ 
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val uniterize_unarize_unbox_etc_type : typ > typ 
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val string_for_type : Proof.context > typ > string 
77 
val prefix_name : string > string > string 

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val shortest_name : string > string 
33192  79 
val short_name : string > string 
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val shorten_names_in_term : term > term 
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val strict_type_match : theory > typ * typ > bool 
33192  82 
val type_match : theory > typ * typ > bool 
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val const_match : theory > styp * styp > bool 

84 
val term_match : theory > term * term > bool 

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val frac_from_term_pair : typ > term > term > term 
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val is_TFree : typ > bool 
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val is_higher_order_type : typ > bool 

88 
val is_fun_type : typ > bool 

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val is_set_type : typ > bool 

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val is_pair_type : typ > bool 

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val is_lfp_iterator_type : typ > bool 

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val is_gfp_iterator_type : typ > bool 

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val is_fp_iterator_type : typ > bool 

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val is_iterator_type : typ > bool 
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val is_boolean_type : typ > bool 
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val is_integer_type : typ > bool 

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val is_bit_type : typ > bool 
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val is_word_type : typ > bool 
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val is_integer_like_type : typ > bool 
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val is_record_type : typ > bool 
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val is_number_type : theory > typ > bool 

102 
val const_for_iterator_type : typ > styp 

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val strip_n_binders : int > typ > typ list * typ 
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val nth_range_type : int > typ > typ 
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val num_factors_in_type : typ > int 

106 
val num_binder_types : typ > int 

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val curried_binder_types : typ > typ list 

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val mk_flat_tuple : typ > term list > term 

109 
val dest_n_tuple : int > term > term list 

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val is_real_datatype : theory > string > bool 
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val is_standard_datatype : theory > (typ option * bool) list > typ > bool 
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val is_quot_type : theory > typ > bool 
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val is_codatatype : theory > typ > bool 
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val is_pure_typedef : theory > typ > bool 

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val is_univ_typedef : theory > typ > bool 

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val is_datatype : theory > (typ option * bool) list > typ > bool 
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val is_record_constr : styp > bool 
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val is_record_get : theory > styp > bool 

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val is_record_update : theory > styp > bool 

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val is_abs_fun : theory > styp > bool 

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val is_rep_fun : theory > styp > bool 

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val is_quot_abs_fun : Proof.context > styp > bool 
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val is_quot_rep_fun : Proof.context > styp > bool 
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val mate_of_rep_fun : theory > styp > styp 
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val is_constr_like : theory > styp > bool 
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val is_stale_constr : theory > styp > bool 
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val is_constr : theory > (typ option * bool) list > styp > bool 
33192  128 
val is_sel : string > bool 
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val is_sel_like_and_no_discr : string > bool 
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val box_type : hol_context > boxability > typ > typ 
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val binarize_nat_and_int_in_type : typ > typ 
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val binarize_nat_and_int_in_term : term > term 
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val discr_for_constr : styp > styp 
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val num_sels_for_constr_type : typ > int 

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val nth_sel_name_for_constr_name : string > int > string 

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val nth_sel_for_constr : styp > int > styp 

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val binarized_and_boxed_nth_sel_for_constr : 
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hol_context > bool > styp > int > styp 
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val sel_no_from_name : string > int 
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val close_form : term > term 
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val eta_expand : typ list > term > int > term 
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val extensionalize : term > term 

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val distinctness_formula : typ > term list > term 

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val register_frac_type : string > (string * string) list > theory > theory 

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val unregister_frac_type : string > theory > theory 

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val register_codatatype : typ > string > styp list > theory > theory 

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val unregister_codatatype : typ > theory > theory 

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val datatype_constrs : hol_context > typ > styp list 
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val binarized_and_boxed_datatype_constrs : 
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hol_context > bool > typ > styp list 
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val num_datatype_constrs : hol_context > typ > int 
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val constr_name_for_sel_like : string > string 
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val binarized_and_boxed_constr_for_sel : hol_context > bool > styp > styp 
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val discriminate_value : hol_context > styp > term > term 
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val select_nth_constr_arg : 
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theory > (typ option * bool) list > styp > term > int > typ > term 
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val construct_value : 
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theory > (typ option * bool) list > styp > term list > term 
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val coerce_term : hol_context > typ list > typ > typ > term > term 
33192  160 
val card_of_type : (typ * int) list > typ > int 
161 
val bounded_card_of_type : int > int > (typ * int) list > typ > int 

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val bounded_exact_card_of_type : 
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hol_context > typ list > int > int > (typ * int) list > typ > int 
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val is_finite_type : hol_context > typ > bool 
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val is_small_finite_type : hol_context > typ > bool 
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val special_bounds : term list > (indexname * typ) list 
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val abs_var : indexname * typ > term > term 
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val is_funky_typedef : theory > typ > bool 
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val all_axioms_of : 
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theory > (term * term) list > term list * term list * term list 

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val arity_of_built_in_const : 
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theory > (typ option * bool) list > bool > styp > int option 
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val is_built_in_const : 
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theory > (typ option * bool) list > bool > styp > bool 
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val term_under_def : term > term 
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val case_const_names : 
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theory > (typ option * bool) list > (string * int) list 
35718  178 
val unfold_defs_in_term : hol_context > term > term 
35335  179 
val const_def_table : 
180 
Proof.context > (term * term) list > term list > const_table 

33192  181 
val const_nondef_table : term list > const_table 
35335  182 
val const_simp_table : Proof.context > (term * term) list > const_table 
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val const_psimp_table : Proof.context > (term * term) list > const_table 

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val const_choice_spec_table : 
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Proof.context > (term * term) list > const_table 
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val inductive_intro_table : 
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Proof.context > (term * term) list > const_table > const_table 

33192  188 
val ground_theorem_table : theory > term list Inttab.table 
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val ersatz_table : theory > (string * string) list 

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val add_simps : const_table Unsynchronized.ref > string > term list > unit 
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val inverse_axioms_for_rep_fun : theory > styp > term list 
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val optimized_typedef_axioms : theory > string * typ list > term list 
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val optimized_quot_type_axioms : 
35311  194 
Proof.context > (typ option * bool) list > string * typ list > term list 
33192  195 
val def_of_const : theory > const_table > styp > term option 
35718  196 
val fixpoint_kind_of_rhs : term > fixpoint_kind 
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val fixpoint_kind_of_const : 
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theory > const_table > string * typ > fixpoint_kind 
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val is_inductive_pred : hol_context > styp > bool 
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val is_equational_fun : hol_context > styp > bool 
33192  201 
val is_constr_pattern_lhs : theory > term > bool 
202 
val is_constr_pattern_formula : theory > term > bool 

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203 
val nondef_props_for_const : 
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204 
theory > bool > const_table > styp > term list 
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205 
val is_choice_spec_fun : hol_context > styp > bool 
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206 
val is_choice_spec_axiom : theory > const_table > term > bool 
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207 
val codatatype_bisim_axioms : hol_context > typ > term list 
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208 
val is_well_founded_inductive_pred : hol_context > styp > bool 
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209 
val unrolled_inductive_pred_const : hol_context > bool > styp > term 
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210 
val equational_fun_axioms : hol_context > styp > term list 
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211 
val is_equational_fun_surely_complete : hol_context > styp > bool 
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212 
val merge_type_vars_in_terms : term list > term list 
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213 
val ground_types_in_type : hol_context > bool > typ > typ list 
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214 
val ground_types_in_terms : hol_context > bool > term list > typ list 
33192  215 
end; 
216 

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217 
structure Nitpick_HOL : NITPICK_HOL = 
33192  218 
struct 
219 

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220 
open Nitpick_Util 
33192  221 

222 
type const_table = term list Symtab.table 

223 
type special_fun = (styp * int list * term list) * styp 

224 
type unrolled = styp * styp 

225 
type wf_cache = (styp * (bool * bool)) list 

226 

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227 
type hol_context = { 
33192  228 
thy: theory, 
229 
ctxt: Proof.context, 

230 
max_bisim_depth: int, 

231 
boxes: (typ option * bool option) list, 

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232 
stds: (typ option * bool) list, 
33192  233 
wfs: (styp option * bool option) list, 
234 
user_axioms: bool option, 

235 
debug: bool, 

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236 
binary_ints: bool option, 
33192  237 
destroy_constrs: bool, 
238 
specialize: bool, 

239 
skolemize: bool, 

240 
star_linear_preds: bool, 

241 
uncurry: bool, 

242 
fast_descrs: bool, 

243 
tac_timeout: Time.time option, 

244 
evals: term list, 

245 
case_names: (string * int) list, 

246 
def_table: const_table, 

247 
nondef_table: const_table, 

248 
user_nondefs: term list, 

249 
simp_table: const_table Unsynchronized.ref, 

250 
psimp_table: const_table, 

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251 
choice_spec_table: const_table, 
33192  252 
intro_table: const_table, 
253 
ground_thm_table: term list Inttab.table, 

254 
ersatz_table: (string * string) list, 

255 
skolems: (string * string list) list Unsynchronized.ref, 

256 
special_funs: special_fun list Unsynchronized.ref, 

257 
unrolled_preds: unrolled list Unsynchronized.ref, 

33580
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added datatype constructor cache in Nitpick (to speed up the scope enumeration) and never test more than 4096 scopes
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258 
wf_cache: wf_cache Unsynchronized.ref, 
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259 
constr_cache: (typ * styp list) list Unsynchronized.ref} 
33192  260 

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261 
datatype fixpoint_kind = Lfp  Gfp  NoFp 
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262 
datatype boxability = 
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263 
InConstr  InSel  InExpr  InPair  InFunLHS  InFunRHS1  InFunRHS2 
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264 

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265 
structure Data = Theory_Data( 
33192  266 
type T = {frac_types: (string * (string * string) list) list, 
267 
codatatypes: (string * (string * styp list)) list} 

268 
val empty = {frac_types = [], codatatypes = []} 

269 
val extend = I 

33522  270 
fun merge ({frac_types = fs1, codatatypes = cs1}, 
271 
{frac_types = fs2, codatatypes = cs2}) : T = 

33699
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272 
{frac_types = AList.merge (op =) (K true) (fs1, fs2), 
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273 
codatatypes = AList.merge (op =) (K true) (cs1, cs2)}) 
33192  274 

275 
val name_sep = "$" 

276 
val numeral_prefix = nitpick_prefix ^ "num" ^ name_sep 

277 
val sel_prefix = nitpick_prefix ^ "sel" 

278 
val discr_prefix = nitpick_prefix ^ "is" ^ name_sep 

279 
val set_prefix = nitpick_prefix ^ "set" ^ name_sep 

280 
val lfp_iterator_prefix = nitpick_prefix ^ "lfpit" ^ name_sep 

281 
val gfp_iterator_prefix = nitpick_prefix ^ "gfpit" ^ name_sep 

282 
val unrolled_prefix = nitpick_prefix ^ "unroll" ^ name_sep 

283 
val base_prefix = nitpick_prefix ^ "base" ^ name_sep 

284 
val step_prefix = nitpick_prefix ^ "step" ^ name_sep 

285 
val ubfp_prefix = nitpick_prefix ^ "ubfp" ^ name_sep 

286 
val lbfp_prefix = nitpick_prefix ^ "lbfp" ^ name_sep 

35311  287 
val quot_normal_prefix = nitpick_prefix ^ "qn" ^ name_sep 
33192  288 
val skolem_prefix = nitpick_prefix ^ "sk" 
289 
val special_prefix = nitpick_prefix ^ "sp" 

290 
val uncurry_prefix = nitpick_prefix ^ "unc" 

291 
val eval_prefix = nitpick_prefix ^ "eval" 

292 
val iter_var_prefix = "i" 

35718  293 

294 
(** Constant/type information and term/type manipulation **) 

33192  295 

296 
(* int > string *) 

297 
fun sel_prefix_for j = sel_prefix ^ string_of_int j ^ name_sep 

35311  298 
(* Proof.context > typ > string *) 
299 
fun quot_normal_name_for_type ctxt T = 

300 
quot_normal_prefix ^ unyxml (Syntax.string_of_typ ctxt T) 

33192  301 

302 
(* string > string * string *) 

303 
val strip_first_name_sep = 

304 
Substring.full #> Substring.position name_sep ##> Substring.triml 1 

305 
#> pairself Substring.string 

306 
(* string > string *) 

307 
fun original_name s = 

308 
if String.isPrefix nitpick_prefix s then 

309 
case strip_first_name_sep s of (s1, "") => s1  (_, s2) => original_name s2 

310 
else 

311 
s 

35718  312 

313 
(* term * term > term *) 

314 
fun s_betapply (Const (@{const_name If}, _) $ @{const True} $ t, _) = t 

315 
 s_betapply (Const (@{const_name If}, _) $ @{const False} $ _, t) = t 

316 
 s_betapply p = betapply p 

317 
(* term * term list > term *) 

318 
val s_betapplys = Library.foldl s_betapply 

33192  319 

34998  320 
(* term * term > term *) 
321 
fun s_conj (t1, @{const True}) = t1 

322 
 s_conj (@{const True}, t2) = t2 

323 
 s_conj (t1, t2) = 

324 
if t1 = @{const False} orelse t2 = @{const False} then @{const False} 

325 
else HOLogic.mk_conj (t1, t2) 

326 
fun s_disj (t1, @{const False}) = t1 

327 
 s_disj (@{const False}, t2) = t2 

328 
 s_disj (t1, t2) = 

329 
if t1 = @{const True} orelse t2 = @{const True} then @{const True} 

330 
else HOLogic.mk_disj (t1, t2) 

331 

332 
(* term > term > term list *) 

333 
fun strip_connective conn_t (t as (t0 $ t1 $ t2)) = 

334 
if t0 = conn_t then strip_connective t0 t2 @ strip_connective t0 t1 else [t] 

335 
 strip_connective _ t = [t] 

336 
(* term > term list * term *) 

35280
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337 
fun strip_any_connective (t as (t0 $ _ $ _)) = 
34998  338 
if t0 = @{const "op &"} orelse t0 = @{const "op "} then 
339 
(strip_connective t0 t, t0) 

340 
else 

341 
([t], @{const Not}) 

342 
 strip_any_connective t = ([t], @{const Not}) 

343 
(* term > term list *) 

35070
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344 
val conjuncts_of = strip_connective @{const "op &"} 
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345 
val disjuncts_of = strip_connective @{const "op "} 
34998  346 

33192  347 
(* When you add constants to these lists, make sure to handle them in 
33232
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33202
diff
changeset

348 
"Nitpick_Nut.nut_from_term", and perhaps in "Nitpick_Mono.consider_term" as 
33192  349 
well. *) 
350 
val built_in_consts = 

351 
[(@{const_name all}, 1), 

352 
(@{const_name "=="}, 2), 

353 
(@{const_name "==>"}, 2), 

354 
(@{const_name Pure.conjunction}, 2), 

355 
(@{const_name Trueprop}, 1), 

356 
(@{const_name Not}, 1), 

357 
(@{const_name False}, 0), 

358 
(@{const_name True}, 0), 

359 
(@{const_name All}, 1), 

360 
(@{const_name Ex}, 1), 

361 
(@{const_name "op ="}, 2), 

362 
(@{const_name "op &"}, 2), 

363 
(@{const_name "op "}, 2), 

364 
(@{const_name "op >"}, 2), 

365 
(@{const_name If}, 3), 

366 
(@{const_name Let}, 2), 

367 
(@{const_name Unity}, 0), 

368 
(@{const_name Pair}, 2), 

369 
(@{const_name fst}, 1), 

370 
(@{const_name snd}, 1), 

371 
(@{const_name Id}, 0), 

372 
(@{const_name insert}, 2), 

373 
(@{const_name converse}, 1), 

374 
(@{const_name trancl}, 1), 

375 
(@{const_name rel_comp}, 2), 

376 
(@{const_name image}, 2), 

377 
(@{const_name finite}, 1), 

34936
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some work on Nitpick's support for quotient types;
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34126
diff
changeset

378 
(@{const_name unknown}, 0), 
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diff
changeset

379 
(@{const_name is_unknown}, 1), 
35671
ed2c3830d881
improved Nitpick's precision for "card" and "setsum" + fix incorrect outcome code w.r.t. "bisim_depth = 1"
blanchet
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35665
diff
changeset

380 
(@{const_name safe_The}, 1), 
ed2c3830d881
improved Nitpick's precision for "card" and "setsum" + fix incorrect outcome code w.r.t. "bisim_depth = 1"
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35665
diff
changeset

381 
(@{const_name safe_Eps}, 1), 
33192  382 
(@{const_name Frac}, 0), 
383 
(@{const_name norm_frac}, 0)] 

35220
2bcdae5f4fdb
added support for nonstandard "nat"s to Nitpick and fixed bugs in binary "nat"s and "int"s
blanchet
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35190
diff
changeset

384 
val built_in_nat_consts = 
2bcdae5f4fdb
added support for nonstandard "nat"s to Nitpick and fixed bugs in binary "nat"s and "int"s
blanchet
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35190
diff
changeset

385 
[(@{const_name Suc}, 0), 
2bcdae5f4fdb
added support for nonstandard "nat"s to Nitpick and fixed bugs in binary "nat"s and "int"s
blanchet
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35190
diff
changeset

386 
(@{const_name nat}, 0), 
2bcdae5f4fdb
added support for nonstandard "nat"s to Nitpick and fixed bugs in binary "nat"s and "int"s
blanchet
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35190
diff
changeset

387 
(@{const_name nat_gcd}, 0), 
2bcdae5f4fdb
added support for nonstandard "nat"s to Nitpick and fixed bugs in binary "nat"s and "int"s
blanchet
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35190
diff
changeset

388 
(@{const_name nat_lcm}, 0)] 
33192  389 
val built_in_descr_consts = 
390 
[(@{const_name The}, 1), 

391 
(@{const_name Eps}, 1)] 

392 
val built_in_typed_consts = 

35220
2bcdae5f4fdb
added support for nonstandard "nat"s to Nitpick and fixed bugs in binary "nat"s and "int"s
blanchet
parents:
35190
diff
changeset

393 
[((@{const_name zero_class.zero}, int_T), 0), 
2bcdae5f4fdb
added support for nonstandard "nat"s to Nitpick and fixed bugs in binary "nat"s and "int"s
blanchet
parents:
35190
diff
changeset

394 
((@{const_name one_class.one}, int_T), 0), 
2bcdae5f4fdb
added support for nonstandard "nat"s to Nitpick and fixed bugs in binary "nat"s and "int"s
blanchet
parents:
35190
diff
changeset

395 
((@{const_name plus_class.plus}, int_T > int_T > int_T), 0), 
2bcdae5f4fdb
added support for nonstandard "nat"s to Nitpick and fixed bugs in binary "nat"s and "int"s
blanchet
parents:
35190
diff
changeset

396 
((@{const_name minus_class.minus}, int_T > int_T > int_T), 0), 
2bcdae5f4fdb
added support for nonstandard "nat"s to Nitpick and fixed bugs in binary "nat"s and "int"s
blanchet
parents:
35190
diff
changeset

397 
((@{const_name times_class.times}, int_T > int_T > int_T), 0), 
2bcdae5f4fdb
added support for nonstandard "nat"s to Nitpick and fixed bugs in binary "nat"s and "int"s
blanchet
parents:
35190
diff
changeset

398 
((@{const_name div_class.div}, int_T > int_T > int_T), 0), 
2bcdae5f4fdb
added support for nonstandard "nat"s to Nitpick and fixed bugs in binary "nat"s and "int"s
blanchet
parents:
35190
diff
changeset

399 
((@{const_name uminus_class.uminus}, int_T > int_T), 0), 
2bcdae5f4fdb
added support for nonstandard "nat"s to Nitpick and fixed bugs in binary "nat"s and "int"s
blanchet
parents:
35190
diff
changeset

400 
((@{const_name ord_class.less}, int_T > int_T > bool_T), 2), 
2bcdae5f4fdb
added support for nonstandard "nat"s to Nitpick and fixed bugs in binary "nat"s and "int"s
blanchet
parents:
35190
diff
changeset

401 
((@{const_name ord_class.less_eq}, int_T > int_T > bool_T), 2)] 
2bcdae5f4fdb
added support for nonstandard "nat"s to Nitpick and fixed bugs in binary "nat"s and "int"s
blanchet
parents:
35190
diff
changeset

402 
val built_in_typed_nat_consts = 
2bcdae5f4fdb
added support for nonstandard "nat"s to Nitpick and fixed bugs in binary "nat"s and "int"s
blanchet
parents:
35190
diff
changeset

403 
[((@{const_name zero_class.zero}, nat_T), 0), 
2bcdae5f4fdb
added support for nonstandard "nat"s to Nitpick and fixed bugs in binary "nat"s and "int"s
blanchet
parents:
35190
diff
changeset

404 
((@{const_name one_class.one}, nat_T), 0), 
2bcdae5f4fdb
added support for nonstandard "nat"s to Nitpick and fixed bugs in binary "nat"s and "int"s
blanchet
parents:
35190
diff
changeset

405 
((@{const_name plus_class.plus}, nat_T > nat_T > nat_T), 0), 
2bcdae5f4fdb
added support for nonstandard "nat"s to Nitpick and fixed bugs in binary "nat"s and "int"s
blanchet
parents:
35190
diff
changeset

406 
((@{const_name minus_class.minus}, nat_T > nat_T > nat_T), 0), 
2bcdae5f4fdb
added support for nonstandard "nat"s to Nitpick and fixed bugs in binary "nat"s and "int"s
blanchet
parents:
35190
diff
changeset

407 
((@{const_name times_class.times}, nat_T > nat_T > nat_T), 0), 
2bcdae5f4fdb
added support for nonstandard "nat"s to Nitpick and fixed bugs in binary "nat"s and "int"s
blanchet
parents:
35190
diff
changeset

408 
((@{const_name div_class.div}, nat_T > nat_T > nat_T), 0), 
2bcdae5f4fdb
added support for nonstandard "nat"s to Nitpick and fixed bugs in binary "nat"s and "int"s
blanchet
parents:
35190
diff
changeset

409 
((@{const_name ord_class.less}, nat_T > nat_T > bool_T), 2), 
2bcdae5f4fdb
added support for nonstandard "nat"s to Nitpick and fixed bugs in binary "nat"s and "int"s
blanchet
parents:
35190
diff
changeset

410 
((@{const_name ord_class.less_eq}, nat_T > nat_T > bool_T), 2), 
2bcdae5f4fdb
added support for nonstandard "nat"s to Nitpick and fixed bugs in binary "nat"s and "int"s
blanchet
parents:
35190
diff
changeset

411 
((@{const_name of_nat}, nat_T > int_T), 0)] 
33192  412 
val built_in_set_consts = 
35220
2bcdae5f4fdb
added support for nonstandard "nat"s to Nitpick and fixed bugs in binary "nat"s and "int"s
blanchet
parents:
35190
diff
changeset

413 
[(@{const_name semilattice_inf_class.inf}, 2), 
2bcdae5f4fdb
added support for nonstandard "nat"s to Nitpick and fixed bugs in binary "nat"s and "int"s
blanchet
parents:
35190
diff
changeset

414 
(@{const_name semilattice_sup_class.sup}, 2), 
2bcdae5f4fdb
added support for nonstandard "nat"s to Nitpick and fixed bugs in binary "nat"s and "int"s
blanchet
parents:
35190
diff
changeset

415 
(@{const_name minus_class.minus}, 2), 
2bcdae5f4fdb
added support for nonstandard "nat"s to Nitpick and fixed bugs in binary "nat"s and "int"s
blanchet
parents:
35190
diff
changeset

416 
(@{const_name ord_class.less_eq}, 2)] 
33192  417 

418 
(* typ > typ *) 

35190
ce653cc27a94
make sure that Nitpick uses binary notation consistently if "binary_ints" is enabled
blanchet
parents:
35181
diff
changeset

419 
fun unarize_type @{typ "unsigned_bit word"} = nat_T 
ce653cc27a94
make sure that Nitpick uses binary notation consistently if "binary_ints" is enabled
blanchet
parents:
35181
diff
changeset

420 
 unarize_type @{typ "signed_bit word"} = int_T 
ce653cc27a94
make sure that Nitpick uses binary notation consistently if "binary_ints" is enabled
blanchet
parents:
35181
diff
changeset

421 
 unarize_type (Type (s, Ts as _ :: _)) = Type (s, map unarize_type Ts) 
ce653cc27a94
make sure that Nitpick uses binary notation consistently if "binary_ints" is enabled
blanchet
parents:
35181
diff
changeset

422 
 unarize_type T = T 
35665
ff2bf50505ab
added "finitize" option to Nitpick + remove dependency on "Coinductive_List"
blanchet
parents:
35625
diff
changeset

423 
fun unarize_unbox_etc_type (Type (@{type_name fin_fun}, Ts)) = 
ff2bf50505ab
added "finitize" option to Nitpick + remove dependency on "Coinductive_List"
blanchet
parents:
35625
diff
changeset

424 
unarize_unbox_etc_type (Type (@{type_name fun}, Ts)) 
ff2bf50505ab
added "finitize" option to Nitpick + remove dependency on "Coinductive_List"
blanchet
parents:
35625
diff
changeset

425 
 unarize_unbox_etc_type (Type (@{type_name fun_box}, Ts)) = 
ff2bf50505ab
added "finitize" option to Nitpick + remove dependency on "Coinductive_List"
blanchet
parents:
35625
diff
changeset

426 
unarize_unbox_etc_type (Type (@{type_name fun}, Ts)) 
ff2bf50505ab
added "finitize" option to Nitpick + remove dependency on "Coinductive_List"
blanchet
parents:
35625
diff
changeset

427 
 unarize_unbox_etc_type (Type (@{type_name pair_box}, Ts)) = 
ff2bf50505ab
added "finitize" option to Nitpick + remove dependency on "Coinductive_List"
blanchet
parents:
35625
diff
changeset

428 
Type (@{type_name "*"}, map unarize_unbox_etc_type Ts) 
ff2bf50505ab
added "finitize" option to Nitpick + remove dependency on "Coinductive_List"
blanchet
parents:
35625
diff
changeset

429 
 unarize_unbox_etc_type @{typ "unsigned_bit word"} = nat_T 
ff2bf50505ab
added "finitize" option to Nitpick + remove dependency on "Coinductive_List"
blanchet
parents:
35625
diff
changeset

430 
 unarize_unbox_etc_type @{typ "signed_bit word"} = int_T 
ff2bf50505ab
added "finitize" option to Nitpick + remove dependency on "Coinductive_List"
blanchet
parents:
35625
diff
changeset

431 
 unarize_unbox_etc_type (Type (s, Ts as _ :: _)) = 
ff2bf50505ab
added "finitize" option to Nitpick + remove dependency on "Coinductive_List"
blanchet
parents:
35625
diff
changeset

432 
Type (s, map unarize_unbox_etc_type Ts) 
ff2bf50505ab
added "finitize" option to Nitpick + remove dependency on "Coinductive_List"
blanchet
parents:
35625
diff
changeset

433 
 unarize_unbox_etc_type T = T 
35280
54ab4921f826
fixed a few bugs in Nitpick and removed unreferenced variables
blanchet
parents:
35220
diff
changeset

434 
fun uniterize_type (Type (s, Ts as _ :: _)) = Type (s, map uniterize_type Ts) 
54ab4921f826
fixed a few bugs in Nitpick and removed unreferenced variables
blanchet
parents:
35220
diff
changeset

435 
 uniterize_type @{typ bisim_iterator} = nat_T 
54ab4921f826
fixed a few bugs in Nitpick and removed unreferenced variables
blanchet
parents:
35220
diff
changeset

436 
 uniterize_type T = T 
35665
ff2bf50505ab
added "finitize" option to Nitpick + remove dependency on "Coinductive_List"
blanchet
parents:
35625
diff
changeset

437 
val uniterize_unarize_unbox_etc_type = uniterize_type o unarize_unbox_etc_type 
35280
54ab4921f826
fixed a few bugs in Nitpick and removed unreferenced variables
blanchet
parents:
35220
diff
changeset

438 

33192  439 
(* Proof.context > typ > string *) 
35665
ff2bf50505ab
added "finitize" option to Nitpick + remove dependency on "Coinductive_List"
blanchet
parents:
35625
diff
changeset

440 
fun string_for_type ctxt = Syntax.string_of_typ ctxt o unarize_unbox_etc_type 
33192  441 

442 
(* string > string > string *) 

443 
val prefix_name = Long_Name.qualify o Long_Name.base_name 

444 
(* string > string *) 

34121
5e831d805118
get rid of polymorphic equality in Nitpick's code + a few minor cleanups
blanchet
parents:
33978
diff
changeset

445 
fun shortest_name s = List.last (space_explode "." s) handle List.Empty => "" 
33192  446 
(* string > term > term *) 
447 
val prefix_abs_vars = Term.map_abs_vars o prefix_name 

448 
(* string > string *) 

34121
5e831d805118
get rid of polymorphic equality in Nitpick's code + a few minor cleanups
blanchet
parents:
33978
diff
changeset

449 
fun short_name s = 
33192  450 
case space_explode name_sep s of 
451 
[_] => s > String.isPrefix nitpick_prefix s ? unprefix nitpick_prefix 

34121
5e831d805118
get rid of polymorphic equality in Nitpick's code + a few minor cleanups
blanchet
parents:
33978
diff
changeset

452 
 ss => map shortest_name ss > space_implode "_" 
5e831d805118
get rid of polymorphic equality in Nitpick's code + a few minor cleanups
blanchet
parents:
33978
diff
changeset

453 
(* typ > typ *) 
5e831d805118
get rid of polymorphic equality in Nitpick's code + a few minor cleanups
blanchet
parents:
33978
diff
changeset

454 
fun shorten_names_in_type (Type (s, Ts)) = 
5e831d805118
get rid of polymorphic equality in Nitpick's code + a few minor cleanups
blanchet
parents:
33978
diff
changeset

455 
Type (short_name s, map shorten_names_in_type Ts) 
5e831d805118
get rid of polymorphic equality in Nitpick's code + a few minor cleanups
blanchet
parents:
33978
diff
changeset

456 
 shorten_names_in_type T = T 
33192  457 
(* term > term *) 
34121
5e831d805118
get rid of polymorphic equality in Nitpick's code + a few minor cleanups
blanchet
parents:
33978
diff
changeset

458 
val shorten_names_in_term = 
5e831d805118
get rid of polymorphic equality in Nitpick's code + a few minor cleanups
blanchet
parents:
33978
diff
changeset

459 
map_aterms (fn Const (s, T) => Const (short_name s, T)  t => t) 
5e831d805118
get rid of polymorphic equality in Nitpick's code + a few minor cleanups
blanchet
parents:
33978
diff
changeset

460 
#> map_types shorten_names_in_type 
33192  461 

462 
(* theory > typ * typ > bool *) 

35665
ff2bf50505ab
added "finitize" option to Nitpick + remove dependency on "Coinductive_List"
blanchet
parents:
35625
diff
changeset

463 
fun strict_type_match thy (T1, T2) = 
33192  464 
(Sign.typ_match thy (T2, T1) Vartab.empty; true) 
465 
handle Type.TYPE_MATCH => false 

35665
ff2bf50505ab
added "finitize" option to Nitpick + remove dependency on "Coinductive_List"
blanchet
parents:
35625
diff
changeset

466 
fun type_match thy = strict_type_match thy o pairself unarize_unbox_etc_type 
33192  467 
(* theory > styp * styp > bool *) 
468 
fun const_match thy ((s1, T1), (s2, T2)) = 

469 
s1 = s2 andalso type_match thy (T1, T2) 

470 
(* theory > term * term > bool *) 

471 
fun term_match thy (Const x1, Const x2) = const_match thy (x1, x2) 

472 
 term_match thy (Free (s1, T1), Free (s2, T2)) = 

34121
5e831d805118
get rid of polymorphic equality in Nitpick's code + a few minor cleanups
blanchet
parents:
33978
diff
changeset

473 
const_match thy ((shortest_name s1, T1), (shortest_name s2, T2)) 
35280
54ab4921f826
fixed a few bugs in Nitpick and removed unreferenced variables
blanchet
parents:
35220
diff
changeset

474 
 term_match _ (t1, t2) = t1 aconv t2 
33192  475 

35711
548d3f16404b
added term postprocessor to Nitpick, to provide custom syntax for typedefs
blanchet
parents:
35671
diff
changeset

476 
(* typ > term > term > term *) 
548d3f16404b
added term postprocessor to Nitpick, to provide custom syntax for typedefs
blanchet
parents:
35671
diff
changeset

477 
fun frac_from_term_pair T t1 t2 = 
548d3f16404b
added term postprocessor to Nitpick, to provide custom syntax for typedefs
blanchet
parents:
35671
diff
changeset

478 
case snd (HOLogic.dest_number t1) of 
548d3f16404b
added term postprocessor to Nitpick, to provide custom syntax for typedefs
blanchet
parents:
35671
diff
changeset

479 
0 => HOLogic.mk_number T 0 
548d3f16404b
added term postprocessor to Nitpick, to provide custom syntax for typedefs
blanchet
parents:
35671
diff
changeset

480 
 n1 => case snd (HOLogic.dest_number t2) of 
548d3f16404b
added term postprocessor to Nitpick, to provide custom syntax for typedefs
blanchet
parents:
35671
diff
changeset

481 
1 => HOLogic.mk_number T n1 
548d3f16404b
added term postprocessor to Nitpick, to provide custom syntax for typedefs
blanchet
parents:
35671
diff
changeset

482 
 n2 => Const (@{const_name divide}, T > T > T) 
548d3f16404b
added term postprocessor to Nitpick, to provide custom syntax for typedefs
blanchet
parents:
35671
diff
changeset

483 
$ HOLogic.mk_number T n1 $ HOLogic.mk_number T n2 
548d3f16404b
added term postprocessor to Nitpick, to provide custom syntax for typedefs
blanchet
parents:
35671
diff
changeset

484 

33192  485 
(* typ > bool *) 
486 
fun is_TFree (TFree _) = true 

487 
 is_TFree _ = false 

35665
ff2bf50505ab
added "finitize" option to Nitpick + remove dependency on "Coinductive_List"
blanchet
parents:
35625
diff
changeset

488 
fun is_higher_order_type (Type (@{type_name fun}, _)) = true 
33192  489 
 is_higher_order_type (Type (_, Ts)) = exists is_higher_order_type Ts 
490 
 is_higher_order_type _ = false 

35665
ff2bf50505ab
added "finitize" option to Nitpick + remove dependency on "Coinductive_List"
blanchet
parents:
35625
diff
changeset

491 
fun is_fun_type (Type (@{type_name fun}, _)) = true 
33192  492 
 is_fun_type _ = false 
35665
ff2bf50505ab
added "finitize" option to Nitpick + remove dependency on "Coinductive_List"
blanchet
parents:
35625
diff
changeset

493 
fun is_set_type (Type (@{type_name fun}, [_, @{typ bool}])) = true 
33192  494 
 is_set_type _ = false 
35665
ff2bf50505ab
added "finitize" option to Nitpick + remove dependency on "Coinductive_List"
blanchet
parents:
35625
diff
changeset

495 
fun is_pair_type (Type (@{type_name "*"}, _)) = true 
33192  496 
 is_pair_type _ = false 
497 
fun is_lfp_iterator_type (Type (s, _)) = String.isPrefix lfp_iterator_prefix s 

498 
 is_lfp_iterator_type _ = false 

499 
fun is_gfp_iterator_type (Type (s, _)) = String.isPrefix gfp_iterator_prefix s 

500 
 is_gfp_iterator_type _ = false 

501 
val is_fp_iterator_type = is_lfp_iterator_type orf is_gfp_iterator_type 

35280
54ab4921f826
fixed a few bugs in Nitpick and removed unreferenced variables
blanchet
parents:
35220
diff
changeset

502 
fun is_iterator_type T = 
54ab4921f826
fixed a few bugs in Nitpick and removed unreferenced variables
blanchet
parents:
35220
diff
changeset

503 
(T = @{typ bisim_iterator} orelse is_fp_iterator_type T) 
34121
5e831d805118
get rid of polymorphic equality in Nitpick's code + a few minor cleanups
blanchet
parents:
33978
diff
changeset

504 
fun is_boolean_type T = (T = prop_T orelse T = bool_T) 
35220
2bcdae5f4fdb
added support for nonstandard "nat"s to Nitpick and fixed bugs in binary "nat"s and "int"s
blanchet
parents:
35190
diff
changeset

505 
fun is_integer_type T = (T = nat_T orelse T = int_T) 
34124
c4628a1dcf75
added support for binary nat/int representation to Nitpick
blanchet
parents:
34123
diff
changeset

506 
fun is_bit_type T = (T = @{typ unsigned_bit} orelse T = @{typ signed_bit}) 
c4628a1dcf75
added support for binary nat/int representation to Nitpick
blanchet
parents:
34123
diff
changeset

507 
fun is_word_type (Type (@{type_name word}, _)) = true 
c4628a1dcf75
added support for binary nat/int representation to Nitpick
blanchet
parents:
34123
diff
changeset

508 
 is_word_type _ = false 
35280
54ab4921f826
fixed a few bugs in Nitpick and removed unreferenced variables
blanchet
parents:
35220
diff
changeset

509 
val is_integer_like_type = is_iterator_type orf is_integer_type orf is_word_type 
33192  510 
val is_record_type = not o null o Record.dest_recTs 
511 
(* theory > typ > bool *) 

512 
fun is_frac_type thy (Type (s, [])) = 

33583
b5e0909cd5ea
merged, and renamed local "TheoryData" to "Data" (following common Isabelle conventions)
blanchet
diff
changeset

513 
not (null (these (AList.lookup (op =) (#frac_types (Data.get thy)) s))) 
33192  514 
 is_frac_type _ _ = false 
35220
2bcdae5f4fdb
added support for nonstandard "nat"s to Nitpick and fixed bugs in binary "nat"s and "int"s
blanchet
parents:
35190
diff
changeset

515 
fun is_number_type thy = is_integer_like_type orf is_frac_type thy 
33192  516 

517 
(* bool > styp > typ *) 

518 
fun iterator_type_for_const gfp (s, T) = 

519 
Type ((if gfp then gfp_iterator_prefix else lfp_iterator_prefix) ^ s, 

520 
binder_types T) 

521 
(* typ > styp *) 

35718  522 
fun const_for_iterator_type (Type (s, Ts)) = 
523 
(strip_first_name_sep s > snd, Ts > bool_T) 

33192  524 
 const_for_iterator_type T = 
33232
f93390060bbe
internal renaming in Nitpick and fixed Kodkodi invokation on Linux;
blanchet
parents:
33202
diff
changeset

525 
raise TYPE ("Nitpick_HOL.const_for_iterator_type", [T], []) 
33192  526 

35070
96136eb6218f
split "nitpick_hol.ML" into two files to make it more manageable;
blanchet
parents:
34998
diff
changeset

527 
(* int > typ > typ list * typ *) 
33192  528 
fun strip_n_binders 0 T = ([], T) 
35665
ff2bf50505ab
added "finitize" option to Nitpick + remove dependency on "Coinductive_List"
blanchet
parents:
35625
diff
changeset

529 
 strip_n_binders n (Type (@{type_name fun}, [T1, T2])) = 
33192  530 
strip_n_binders (n  1) T2 >> cons T1 
531 
 strip_n_binders n (Type (@{type_name fun_box}, Ts)) = 

35665
ff2bf50505ab
added "finitize" option to Nitpick + remove dependency on "Coinductive_List"
blanchet
parents:
35625
diff
changeset

532 
strip_n_binders n (Type (@{type_name fun}, Ts)) 
33232
f93390060bbe
internal renaming in Nitpick and fixed Kodkodi invokation on Linux;
blanchet
parents:
33202
diff
changeset

533 
 strip_n_binders _ T = raise TYPE ("Nitpick_HOL.strip_n_binders", [T], []) 
33192  534 
(* typ > typ *) 
535 
val nth_range_type = snd oo strip_n_binders 

536 

537 
(* typ > int *) 

35665
ff2bf50505ab
added "finitize" option to Nitpick + remove dependency on "Coinductive_List"
blanchet
parents:
35625
diff
changeset

538 
fun num_factors_in_type (Type (@{type_name "*"}, [T1, T2])) = 
33192  539 
fold (Integer.add o num_factors_in_type) [T1, T2] 0 
540 
 num_factors_in_type _ = 1 

35665
ff2bf50505ab
added "finitize" option to Nitpick + remove dependency on "Coinductive_List"
blanchet
parents:
35625
diff
changeset

541 
fun num_binder_types (Type (@{type_name fun}, [_, T2])) = 
ff2bf50505ab
added "finitize" option to Nitpick + remove dependency on "Coinductive_List"
blanchet
parents:
35625
diff
changeset

542 
1 + num_binder_types T2 
33192  543 
 num_binder_types _ = 0 
544 
(* typ > typ list *) 

545 
val curried_binder_types = maps HOLogic.flatten_tupleT o binder_types 

546 
fun maybe_curried_binder_types T = 

547 
(if is_pair_type (body_type T) then binder_types else curried_binder_types) T 

548 

549 
(* typ > term list > term *) 

550 
fun mk_flat_tuple _ [t] = t 

35665
ff2bf50505ab
added "finitize" option to Nitpick + remove dependency on "Coinductive_List"
blanchet
parents:
35625
diff
changeset

551 
 mk_flat_tuple (Type (@{type_name "*"}, [T1, T2])) (t :: ts) = 
33192  552 
HOLogic.pair_const T1 T2 $ t $ (mk_flat_tuple T2 ts) 
33232
f93390060bbe
internal renaming in Nitpick and fixed Kodkodi invokation on Linux;
blanchet
parents:
33202
diff
changeset

553 
 mk_flat_tuple T ts = raise TYPE ("Nitpick_HOL.mk_flat_tuple", [T], ts) 
33192  554 
(* int > term > term list *) 
555 
fun dest_n_tuple 1 t = [t] 

556 
 dest_n_tuple n t = HOLogic.dest_prod t > dest_n_tuple (n  1) > op :: 

557 

35220
2bcdae5f4fdb
added support for nonstandard "nat"s to Nitpick and fixed bugs in binary "nat"s and "int"s
blanchet
parents:
35190
diff
changeset

558 
type typedef_info = 
2bcdae5f4fdb
added support for nonstandard "nat"s to Nitpick and fixed bugs in binary "nat"s and "int"s
blanchet
parents:
35190
diff
changeset

559 
{rep_type: typ, abs_type: typ, Rep_name: string, Abs_name: string, 
2bcdae5f4fdb
added support for nonstandard "nat"s to Nitpick and fixed bugs in binary "nat"s and "int"s
blanchet
parents:
35190
diff
changeset

560 
set_def: thm option, prop_of_Rep: thm, set_name: string, 
2bcdae5f4fdb
added support for nonstandard "nat"s to Nitpick and fixed bugs in binary "nat"s and "int"s
blanchet
parents:
35190
diff
changeset

561 
Abs_inverse: thm option, Rep_inverse: thm option} 
2bcdae5f4fdb
added support for nonstandard "nat"s to Nitpick and fixed bugs in binary "nat"s and "int"s
blanchet
parents:
35190
diff
changeset

562 

2bcdae5f4fdb
added support for nonstandard "nat"s to Nitpick and fixed bugs in binary "nat"s and "int"s
blanchet
parents:
35190
diff
changeset

563 
(* theory > string > typedef_info *) 
2bcdae5f4fdb
added support for nonstandard "nat"s to Nitpick and fixed bugs in binary "nat"s and "int"s
blanchet
parents:
35190
diff
changeset

564 
fun typedef_info thy s = 
2bcdae5f4fdb
added support for nonstandard "nat"s to Nitpick and fixed bugs in binary "nat"s and "int"s
blanchet
parents:
35190
diff
changeset

565 
if is_frac_type thy (Type (s, [])) then 
2bcdae5f4fdb
added support for nonstandard "nat"s to Nitpick and fixed bugs in binary "nat"s and "int"s
blanchet
parents:
35190
diff
changeset

566 
SOME {abs_type = Type (s, []), rep_type = @{typ "int * int"}, 
2bcdae5f4fdb
added support for nonstandard "nat"s to Nitpick and fixed bugs in binary "nat"s and "int"s
blanchet
parents:
35190
diff
changeset

567 
Abs_name = @{const_name Abs_Frac}, Rep_name = @{const_name Rep_Frac}, 
2bcdae5f4fdb
added support for nonstandard "nat"s to Nitpick and fixed bugs in binary "nat"s and "int"s
blanchet
parents:
35190
diff
changeset

568 
set_def = NONE, prop_of_Rep = @{prop "Rep_Frac x \<in> Frac"} 
35845
e5980f0ad025
renamed varify/unvarify operations to varify_global/unvarify_global to emphasize that these only work in a global situation;
wenzelm
parents:
35807
diff
changeset

569 
> Logic.varify_global, 
35220
2bcdae5f4fdb
added support for nonstandard "nat"s to Nitpick and fixed bugs in binary "nat"s and "int"s
blanchet
parents:
35190
diff
changeset

570 
set_name = @{const_name Frac}, Abs_inverse = NONE, Rep_inverse = NONE} 
35743
c506c029a082
adapted to localized typedef: handle single global interpretation only;
wenzelm
parents:
35718
diff
changeset

571 
else case Typedef.get_info_global thy s of 
c506c029a082
adapted to localized typedef: handle single global interpretation only;
wenzelm
parents:
35718
diff
changeset

572 
(* FIXME handle multiple typedef interpretations (!??) *) 
35994
9cc3df9a606e
Typedef.info: separate global and local part, only the latter is transformed by morphisms;
wenzelm
parents:
35893
diff
changeset

573 
[({abs_type, rep_type, Abs_name, Rep_name, ...}, {set_def, Rep, Abs_inverse, 
9cc3df9a606e
Typedef.info: separate global and local part, only the latter is transformed by morphisms;
wenzelm
parents:
35893
diff
changeset

574 
Rep_inverse, ...})] => 
35220
2bcdae5f4fdb
added support for nonstandard "nat"s to Nitpick and fixed bugs in binary "nat"s and "int"s
blanchet
parents:
35190
diff
changeset

575 
SOME {abs_type = abs_type, rep_type = rep_type, Abs_name = Abs_name, 
2bcdae5f4fdb
added support for nonstandard "nat"s to Nitpick and fixed bugs in binary "nat"s and "int"s
blanchet
parents:
35190
diff
changeset

576 
Rep_name = Rep_name, set_def = set_def, prop_of_Rep = prop_of Rep, 
2bcdae5f4fdb
added support for nonstandard "nat"s to Nitpick and fixed bugs in binary "nat"s and "int"s
blanchet
parents:
35190
diff
changeset

577 
set_name = set_prefix ^ s, Abs_inverse = SOME Abs_inverse, 
2bcdae5f4fdb
added support for nonstandard "nat"s to Nitpick and fixed bugs in binary "nat"s and "int"s
blanchet
parents:
35190
diff
changeset

578 
Rep_inverse = SOME Rep_inverse} 
35743
c506c029a082
adapted to localized typedef: handle single global interpretation only;
wenzelm
parents:
35718
diff
changeset

579 
 _ => NONE 
35220
2bcdae5f4fdb
added support for nonstandard "nat"s to Nitpick and fixed bugs in binary "nat"s and "int"s
blanchet
parents:
35190
diff
changeset

580 

2bcdae5f4fdb
added support for nonstandard "nat"s to Nitpick and fixed bugs in binary "nat"s and "int"s
blanchet
parents:
35190
diff
changeset

581 
(* theory > string > bool *) 
2bcdae5f4fdb
added support for nonstandard "nat"s to Nitpick and fixed bugs in binary "nat"s and "int"s
blanchet
parents:
35190
diff
changeset

582 
val is_typedef = is_some oo typedef_info 
2bcdae5f4fdb
added support for nonstandard "nat"s to Nitpick and fixed bugs in binary "nat"s and "int"s
blanchet
parents:
35190
diff
changeset

583 
val is_real_datatype = is_some oo Datatype.get_info 
2bcdae5f4fdb
added support for nonstandard "nat"s to Nitpick and fixed bugs in binary "nat"s and "int"s
blanchet
parents:
35190
diff
changeset

584 
(* theory > (typ option * bool) list > typ > bool *) 
2bcdae5f4fdb
added support for nonstandard "nat"s to Nitpick and fixed bugs in binary "nat"s and "int"s
blanchet
parents:
35190
diff
changeset

585 
fun is_standard_datatype thy = the oo triple_lookup (type_match thy) 
2bcdae5f4fdb
added support for nonstandard "nat"s to Nitpick and fixed bugs in binary "nat"s and "int"s
blanchet
parents:
35190
diff
changeset

586 

34121
5e831d805118
get rid of polymorphic equality in Nitpick's code + a few minor cleanups
blanchet
parents:
33978
diff
changeset

587 
(* FIXME: Use antiquotation for "code_numeral" below or detect "rep_datatype", 
5e831d805118
get rid of polymorphic equality in Nitpick's code + a few minor cleanups
blanchet
parents:
33978
diff
changeset

588 
e.g., by adding a field to "Datatype_Aux.info". *) 
35220
2bcdae5f4fdb
added support for nonstandard "nat"s to Nitpick and fixed bugs in binary "nat"s and "int"s
blanchet
parents:
35190
diff
changeset

589 
(* theory > (typ option * bool) list > string > bool *) 
2bcdae5f4fdb
added support for nonstandard "nat"s to Nitpick and fixed bugs in binary "nat"s and "int"s
blanchet
parents:
35190
diff
changeset

590 
fun is_basic_datatype thy stds s = 
2bcdae5f4fdb
added support for nonstandard "nat"s to Nitpick and fixed bugs in binary "nat"s and "int"s
blanchet
parents:
35190
diff
changeset

591 
member (op =) [@{type_name "*"}, @{type_name bool}, @{type_name unit}, 
2bcdae5f4fdb
added support for nonstandard "nat"s to Nitpick and fixed bugs in binary "nat"s and "int"s
blanchet
parents:
35190
diff
changeset

592 
@{type_name int}, "Code_Numeral.code_numeral"] s orelse 
2bcdae5f4fdb
added support for nonstandard "nat"s to Nitpick and fixed bugs in binary "nat"s and "int"s
blanchet
parents:
35190
diff
changeset

593 
(s = @{type_name nat} andalso is_standard_datatype thy stds nat_T) 
34121
5e831d805118
get rid of polymorphic equality in Nitpick's code + a few minor cleanups
blanchet
parents:
33978
diff
changeset

594 

33192  595 
(* theory > typ > typ > typ > typ *) 
596 
fun instantiate_type thy T1 T1' T2 = 

597 
Same.commit (Envir.subst_type_same 

35311  598 
(Sign.typ_match thy (T1, T1') Vartab.empty)) T2 
33192  599 
handle Type.TYPE_MATCH => 
33232
f93390060bbe
internal renaming in Nitpick and fixed Kodkodi invokation on Linux;
blanchet
parents:
33202
diff
changeset

600 
raise TYPE ("Nitpick_HOL.instantiate_type", [T1, T1'], []) 
35311  601 
fun varify_and_instantiate_type thy T1 T1' T2 = 
35845
e5980f0ad025
renamed varify/unvarify operations to varify_global/unvarify_global to emphasize that these only work in a global situation;
wenzelm
parents:
35807
diff
changeset

602 
instantiate_type thy (Logic.varifyT_global T1) T1' (Logic.varifyT_global T2) 
33192  603 

604 
(* theory > typ > typ > styp *) 

605 
fun repair_constr_type thy body_T' T = 

35311  606 
varify_and_instantiate_type thy (body_type T) body_T' T 
33192  607 

608 
(* string > (string * string) list > theory > theory *) 

609 
fun register_frac_type frac_s ersaetze thy = 

610 
let 

33583
b5e0909cd5ea
merged, and renamed local "TheoryData" to "Data" (following common Isabelle conventions)
blanchet
diff
changeset

611 
val {frac_types, codatatypes} = Data.get thy 
33192  612 
val frac_types = AList.update (op =) (frac_s, ersaetze) frac_types 
33583
b5e0909cd5ea
merged, and renamed local "TheoryData" to "Data" (following common Isabelle conventions)
blanchet
diff
changeset

613 
in Data.put {frac_types = frac_types, codatatypes = codatatypes} thy end 
33192  614 
(* string > theory > theory *) 
615 
fun unregister_frac_type frac_s = register_frac_type frac_s [] 

616 

617 
(* typ > string > styp list > theory > theory *) 

618 
fun register_codatatype co_T case_name constr_xs thy = 

619 
let 

33583
b5e0909cd5ea
merged, and renamed local "TheoryData" to "Data" (following common Isabelle conventions)
blanchet
diff
changeset

620 
val {frac_types, codatatypes} = Data.get thy 
33192  621 
val constr_xs = map (apsnd (repair_constr_type thy co_T)) constr_xs 
622 
val (co_s, co_Ts) = dest_Type co_T 

623 
val _ = 

34936
c4f04bee79f3
some work on Nitpick's support for quotient types;
blanchet
parents:
34126
diff
changeset

624 
if forall is_TFree co_Ts andalso not (has_duplicates (op =) co_Ts) andalso 
35665
ff2bf50505ab
added "finitize" option to Nitpick + remove dependency on "Coinductive_List"
blanchet
parents:
35625
diff
changeset

625 
co_s <> @{type_name fun} andalso 
35220
2bcdae5f4fdb
added support for nonstandard "nat"s to Nitpick and fixed bugs in binary "nat"s and "int"s
blanchet
parents:
35190
diff
changeset

626 
not (is_basic_datatype thy [(NONE, true)] co_s) then 
34121
5e831d805118
get rid of polymorphic equality in Nitpick's code + a few minor cleanups
blanchet
parents:
33978
diff
changeset

627 
() 
5e831d805118
get rid of polymorphic equality in Nitpick's code + a few minor cleanups
blanchet
parents:
33978
diff
changeset

628 
else 
5e831d805118
get rid of polymorphic equality in Nitpick's code + a few minor cleanups
blanchet
parents:
33978
diff
changeset

629 
raise TYPE ("Nitpick_HOL.register_codatatype", [co_T], []) 
33192  630 
val codatatypes = AList.update (op =) (co_s, (case_name, constr_xs)) 
631 
codatatypes 

33583
b5e0909cd5ea
merged, and renamed local "TheoryData" to "Data" (following common Isabelle conventions)
blanchet
diff
changeset

632 
in Data.put {frac_types = frac_types, codatatypes = codatatypes} thy end 
33192  633 
(* typ > theory > theory *) 
634 
fun unregister_codatatype co_T = register_codatatype co_T "" [] 

635 

636 
(* theory > typ > bool *) 

35284
9edc2bd6d2bd
enabled Nitpick's support for quotient types + shortened the Nitpick tests a bit
blanchet
parents:
35283
diff
changeset

637 
fun is_quot_type thy (Type (s, _)) = 
9edc2bd6d2bd
enabled Nitpick's support for quotient types + shortened the Nitpick tests a bit
blanchet
parents:
35283
diff
changeset

638 
is_some (Quotient_Info.quotdata_lookup_raw thy s) 
34936
c4f04bee79f3
some work on Nitpick's support for quotient types;
blanchet
parents:
34126
diff
changeset

639 
 is_quot_type _ _ = false 
35280
54ab4921f826
fixed a few bugs in Nitpick and removed unreferenced variables
blanchet
parents:
35220
diff
changeset

640 
fun is_codatatype thy (Type (s, _)) = 
33583
b5e0909cd5ea
merged, and renamed local "TheoryData" to "Data" (following common Isabelle conventions)
blanchet
diff
changeset

641 
not (null (AList.lookup (op =) (#codatatypes (Data.get thy)) s 
33192  642 
> Option.map snd > these)) 
643 
 is_codatatype _ _ = false 

644 
fun is_pure_typedef thy (T as Type (s, _)) = 

645 
is_typedef thy s andalso 

34936
c4f04bee79f3
some work on Nitpick's support for quotient types;
blanchet
parents:
34126
diff
changeset

646 
not (is_real_datatype thy s orelse is_quot_type thy T orelse 
35220
2bcdae5f4fdb
added support for nonstandard "nat"s to Nitpick and fixed bugs in binary "nat"s and "int"s
blanchet
parents:
35190
diff
changeset

647 
is_codatatype thy T orelse is_record_type T orelse 
2bcdae5f4fdb
added support for nonstandard "nat"s to Nitpick and fixed bugs in binary "nat"s and "int"s
blanchet
parents:
35190
diff
changeset

648 
is_integer_like_type T) 
33192  649 
 is_pure_typedef _ _ = false 
650 
fun is_univ_typedef thy (Type (s, _)) = 

651 
(case typedef_info thy s of 

652 
SOME {set_def, prop_of_Rep, ...} => 

35332
22442ab3e7a3
optimized multisets in Nitpick by fishing "finite"
blanchet
parents:
35311
diff
changeset

653 
let 
22442ab3e7a3
optimized multisets in Nitpick by fishing "finite"
blanchet
parents:
35311
diff
changeset

654 
val t_opt = 
22442ab3e7a3
optimized multisets in Nitpick by fishing "finite"
blanchet
parents:
35311
diff
changeset

655 
case set_def of 
22442ab3e7a3
optimized multisets in Nitpick by fishing "finite"
blanchet
parents:
35311
diff
changeset

656 
SOME thm => try (snd o Logic.dest_equals o prop_of) thm 
22442ab3e7a3
optimized multisets in Nitpick by fishing "finite"
blanchet
parents:
35311
diff
changeset

657 
 NONE => try (snd o HOLogic.dest_mem o HOLogic.dest_Trueprop) 
22442ab3e7a3
optimized multisets in Nitpick by fishing "finite"
blanchet
parents:
35311
diff
changeset

658 
prop_of_Rep 
22442ab3e7a3
optimized multisets in Nitpick by fishing "finite"
blanchet
parents:
35311
diff
changeset

659 
in 
22442ab3e7a3
optimized multisets in Nitpick by fishing "finite"
blanchet
parents:
35311
diff
changeset

660 
case t_opt of 
22442ab3e7a3
optimized multisets in Nitpick by fishing "finite"
blanchet
parents:
35311
diff
changeset

661 
SOME (Const (@{const_name top}, _)) => true 
35386
45a4e19d3ebd
more work on the new monotonicity stuff in Nitpick
blanchet
parents:
35385
diff
changeset

662 
(* "Multiset.multiset" *) 
35332
22442ab3e7a3
optimized multisets in Nitpick by fishing "finite"
blanchet
parents:
35311
diff
changeset

663 
 SOME (Const (@{const_name Collect}, _) 
22442ab3e7a3
optimized multisets in Nitpick by fishing "finite"
blanchet
parents:
35311
diff
changeset

664 
$ Abs (_, _, Const (@{const_name finite}, _) $ _)) => true 
35386
45a4e19d3ebd
more work on the new monotonicity stuff in Nitpick
blanchet
parents:
35385
diff
changeset

665 
(* "FinFun.finfun" *) 
45a4e19d3ebd
more work on the new monotonicity stuff in Nitpick
blanchet
parents:
35385
diff
changeset

666 
 SOME (Const (@{const_name Collect}, _) $ Abs (_, _, 
45a4e19d3ebd
more work on the new monotonicity stuff in Nitpick
blanchet
parents:
35385
diff
changeset

667 
Const (@{const_name Ex}, _) $ Abs (_, _, 
45a4e19d3ebd
more work on the new monotonicity stuff in Nitpick
blanchet
parents:
35385
diff
changeset

668 
Const (@{const_name finite}, _) $ _))) => true 
35332
22442ab3e7a3
optimized multisets in Nitpick by fishing "finite"
blanchet
parents:
35311
diff
changeset

669 
 _ => false 
22442ab3e7a3
optimized multisets in Nitpick by fishing "finite"
blanchet
parents:
35311
diff
changeset

670 
end 
33192  671 
 NONE => false) 
672 
 is_univ_typedef _ _ = false 

35220
2bcdae5f4fdb
added support for nonstandard "nat"s to Nitpick and fixed bugs in binary "nat"s and "int"s
blanchet
parents:
35190
diff
changeset

673 
(* theory > (typ option * bool) list > typ > bool *) 
2bcdae5f4fdb
added support for nonstandard "nat"s to Nitpick and fixed bugs in binary "nat"s and "int"s
blanchet
parents:
35190
diff
changeset

674 
fun is_datatype thy stds (T as Type (s, _)) = 
34936
c4f04bee79f3
some work on Nitpick's support for quotient types;
blanchet
parents:
34126
diff
changeset

675 
(is_typedef thy s orelse is_codatatype thy T orelse T = @{typ ind} orelse 
35220
2bcdae5f4fdb
added support for nonstandard "nat"s to Nitpick and fixed bugs in binary "nat"s and "int"s
blanchet
parents:
35190
diff
changeset

676 
is_quot_type thy T) andalso not (is_basic_datatype thy stds s) 
2bcdae5f4fdb
added support for nonstandard "nat"s to Nitpick and fixed bugs in binary "nat"s and "int"s
blanchet
parents:
35190
diff
changeset

677 
 is_datatype _ _ _ = false 
33192  678 

679 
(* theory > typ > (string * typ) list * (string * typ) *) 

680 
fun all_record_fields thy T = 

681 
let val (recs, more) = Record.get_extT_fields thy T in 

682 
recs @ more :: all_record_fields thy (snd more) 

683 
end 

684 
handle TYPE _ => [] 

685 
(* styp > bool *) 

35280
54ab4921f826
fixed a few bugs in Nitpick and removed unreferenced variables
blanchet
parents:
35220
diff
changeset

686 
fun is_record_constr (s, T) = 
33192  687 
String.isSuffix Record.extN s andalso 
688 
let val dataT = body_type T in 

689 
is_record_type dataT andalso 

690 
s = unsuffix Record.ext_typeN (fst (dest_Type dataT)) ^ Record.extN 

691 
end 

692 
(* theory > typ > int *) 

693 
val num_record_fields = Integer.add 1 o length o fst oo Record.get_extT_fields 

694 
(* theory > string > typ > int *) 

695 
fun no_of_record_field thy s T1 = 

34121
5e831d805118
get rid of polymorphic equality in Nitpick's code + a few minor cleanups
blanchet
parents:
33978
diff
changeset

696 
find_index (curry (op =) s o fst) 
5e831d805118
get rid of polymorphic equality in Nitpick's code + a few minor cleanups
blanchet
parents:
33978
diff
changeset

697 
(Record.get_extT_fields thy T1 > single > op @) 
33192  698 
(* theory > styp > bool *) 
35665
ff2bf50505ab
added "finitize" option to Nitpick + remove dependency on "Coinductive_List"
blanchet
parents:
35625
diff
changeset

699 
fun is_record_get thy (s, Type (@{type_name fun}, [T1, _])) = 
34121
5e831d805118
get rid of polymorphic equality in Nitpick's code + a few minor cleanups
blanchet
parents:
33978
diff
changeset

700 
exists (curry (op =) s o fst) (all_record_fields thy T1) 
33192  701 
 is_record_get _ _ = false 
702 
fun is_record_update thy (s, T) = 

703 
String.isSuffix Record.updateN s andalso 

34121
5e831d805118
get rid of polymorphic equality in Nitpick's code + a few minor cleanups
blanchet
parents:
33978
diff
changeset

704 
exists (curry (op =) (unsuffix Record.updateN s) o fst) 
33192  705 
(all_record_fields thy (body_type T)) 
706 
handle TYPE _ => false 

35665
ff2bf50505ab
added "finitize" option to Nitpick + remove dependency on "Coinductive_List"
blanchet
parents:
35625
diff
changeset

707 
fun is_abs_fun thy (s, Type (@{type_name fun}, [_, Type (s', _)])) = 
33192  708 
(case typedef_info thy s' of 
709 
SOME {Abs_name, ...} => s = Abs_name 

710 
 NONE => false) 

711 
 is_abs_fun _ _ = false 

35665
ff2bf50505ab
added "finitize" option to Nitpick + remove dependency on "Coinductive_List"
blanchet
parents:
35625
diff
changeset

712 
fun is_rep_fun thy (s, Type (@{type_name fun}, [Type (s', _), _])) = 
33192  713 
(case typedef_info thy s' of 
714 
SOME {Rep_name, ...} => s = Rep_name 

715 
 NONE => false) 

716 
 is_rep_fun _ _ = false 

34936
c4f04bee79f3
some work on Nitpick's support for quotient types;
blanchet
parents:
34126
diff
changeset

717 
(* Proof.context > styp > bool *) 
35665
ff2bf50505ab
added "finitize" option to Nitpick + remove dependency on "Coinductive_List"
blanchet
parents:
35625
diff
changeset

718 
fun is_quot_abs_fun ctxt 
ff2bf50505ab
added "finitize" option to Nitpick + remove dependency on "Coinductive_List"
blanchet
parents:
35625
diff
changeset

719 
(x as (_, Type (@{type_name fun}, [_, Type (s', _)]))) = 
35284
9edc2bd6d2bd
enabled Nitpick's support for quotient types + shortened the Nitpick tests a bit
blanchet
parents:
35283
diff
changeset

720 
(try (Quotient_Term.absrep_const_chk Quotient_Term.AbsF ctxt) s' 
9edc2bd6d2bd
enabled Nitpick's support for quotient types + shortened the Nitpick tests a bit
blanchet
parents:
35283
diff
changeset

721 
= SOME (Const x)) 
34936
c4f04bee79f3
some work on Nitpick's support for quotient types;
blanchet
parents:
34126
diff
changeset

722 
 is_quot_abs_fun _ _ = false 
35665
ff2bf50505ab
added "finitize" option to Nitpick + remove dependency on "Coinductive_List"
blanchet
parents:
35625
diff
changeset

723 
fun is_quot_rep_fun ctxt 
ff2bf50505ab
added "finitize" option to Nitpick + remove dependency on "Coinductive_List"
blanchet
parents:
35625
diff
changeset

724 
(x as (_, Type (@{type_name fun}, [Type (s', _), _]))) = 
35284
9edc2bd6d2bd
enabled Nitpick's support for quotient types + shortened the Nitpick tests a bit
blanchet
parents:
35283
diff
changeset

725 
(try (Quotient_Term.absrep_const_chk Quotient_Term.RepF ctxt) s' 
9edc2bd6d2bd
enabled Nitpick's support for quotient types + shortened the Nitpick tests a bit
blanchet
parents:
35283
diff
changeset

726 
= SOME (Const x)) 
34936
c4f04bee79f3
some work on Nitpick's support for quotient types;
blanchet
parents:
34126
diff
changeset

727 
 is_quot_rep_fun _ _ = false 
33192  728 

729 
(* theory > styp > styp *) 

35665
ff2bf50505ab
added "finitize" option to Nitpick + remove dependency on "Coinductive_List"
blanchet
parents:
35625
diff
changeset

730 
fun mate_of_rep_fun thy (x as (_, Type (@{type_name fun}, 
ff2bf50505ab
added "finitize" option to Nitpick + remove dependency on "Coinductive_List"
blanchet
parents:
35625
diff
changeset

731 
[T1 as Type (s', _), T2]))) = 
33192  732 
(case typedef_info thy s' of 
35665
ff2bf50505ab
added "finitize" option to Nitpick + remove dependency on "Coinductive_List"
blanchet
parents:
35625
diff
changeset

733 
SOME {Abs_name, ...} => (Abs_name, Type (@{type_name fun}, [T2, T1])) 
33232
f93390060bbe
internal renaming in Nitpick and fixed Kodkodi invokation on Linux;
blanchet
parents:
33202
diff
changeset

734 
 NONE => raise TERM ("Nitpick_HOL.mate_of_rep_fun", [Const x])) 
f93390060bbe
internal renaming in Nitpick and fixed Kodkodi invokation on Linux;
blanchet
parents:
33202
diff
changeset

735 
 mate_of_rep_fun _ x = raise TERM ("Nitpick_HOL.mate_of_rep_fun", [Const x]) 
34936
c4f04bee79f3
some work on Nitpick's support for quotient types;
blanchet
parents:
34126
diff
changeset

736 
(* theory > typ > typ *) 
35284
9edc2bd6d2bd
enabled Nitpick's support for quotient types + shortened the Nitpick tests a bit
blanchet
parents:
35283
diff
changeset

737 
fun rep_type_for_quot_type thy (T as Type (s, _)) = 
9edc2bd6d2bd
enabled Nitpick's support for quotient types + shortened the Nitpick tests a bit
blanchet
parents:
35283
diff
changeset

738 
let val {qtyp, rtyp, ...} = Quotient_Info.quotdata_lookup thy s in 
9edc2bd6d2bd
enabled Nitpick's support for quotient types + shortened the Nitpick tests a bit
blanchet
parents:
35283
diff
changeset

739 
instantiate_type thy qtyp T rtyp 
9edc2bd6d2bd
enabled Nitpick's support for quotient types + shortened the Nitpick tests a bit
blanchet
parents:
35283
diff
changeset

740 
end 
34936
c4f04bee79f3
some work on Nitpick's support for quotient types;
blanchet
parents:
34126
diff
changeset

741 
(* theory > typ > term *) 
35284
9edc2bd6d2bd
enabled Nitpick's support for quotient types + shortened the Nitpick tests a bit
blanchet
parents:
35283
diff
changeset

742 
fun equiv_relation_for_quot_type thy (Type (s, Ts)) = 
9edc2bd6d2bd
enabled Nitpick's support for quotient types + shortened the Nitpick tests a bit
blanchet
parents:
35283
diff
changeset

743 
let 
9edc2bd6d2bd
enabled Nitpick's support for quotient types + shortened the Nitpick tests a bit
blanchet
parents:
35283
diff
changeset

744 
val {qtyp, equiv_rel, ...} = Quotient_Info.quotdata_lookup thy s 
9edc2bd6d2bd
enabled Nitpick's support for quotient types + shortened the Nitpick tests a bit
blanchet
parents:
35283
diff
changeset

745 
val Ts' = qtyp > dest_Type > snd 
9edc2bd6d2bd
enabled Nitpick's support for quotient types + shortened the Nitpick tests a bit
blanchet
parents:
35283
diff
changeset

746 
in subst_atomic_types (Ts' ~~ Ts) equiv_rel end 
34936
c4f04bee79f3
some work on Nitpick's support for quotient types;
blanchet
parents:
34126
diff
changeset

747 
 equiv_relation_for_quot_type _ T = 
c4f04bee79f3
some work on Nitpick's support for quotient types;
blanchet
parents:
34126
diff
changeset

748 
raise TYPE ("Nitpick_HOL.equiv_relation_for_quot_type", [T], []) 
33192  749 

750 
(* theory > styp > bool *) 

751 
fun is_coconstr thy (s, T) = 

752 
let 

33583
b5e0909cd5ea
merged, and renamed local "TheoryData" to "Data" (following common Isabelle conventions)
blanchet
diff
changeset

753 
val {codatatypes, ...} = Data.get thy 
33192  754 
val co_T = body_type T 
755 
val co_s = dest_Type co_T > fst 

756 
in 

757 
exists (fn (s', T') => s = s' andalso repair_constr_type thy co_T T' = T) 

758 
(AList.lookup (op =) codatatypes co_s > Option.map snd > these) 

759 
end 

760 
handle TYPE ("dest_Type", _, _) => false 

761 
fun is_constr_like thy (s, T) = 

35665
ff2bf50505ab
added "finitize" option to Nitpick + remove dependency on "Coinductive_List"
blanchet
parents:
35625
diff
changeset

762 
member (op =) [@{const_name FinFun}, @{const_name FunBox}, 
ff2bf50505ab
added "finitize" option to Nitpick + remove dependency on "Coinductive_List"
blanchet
parents:
35625
diff
changeset

763 
@{const_name PairBox}, @{const_name Quot}, 
ff2bf50505ab
added "finitize" option to Nitpick + remove dependency on "Coinductive_List"
blanchet
parents:
35625
diff
changeset

764 
@{const_name Zero_Rep}, @{const_name Suc_Rep}] s orelse 
ff2bf50505ab
added "finitize" option to Nitpick + remove dependency on "Coinductive_List"
blanchet
parents:
35625
diff
changeset

765 
let val (x as (_, T)) = (s, unarize_unbox_etc_type T) in 
34936
c4f04bee79f3
some work on Nitpick's support for quotient types;
blanchet
parents:
34126
diff
changeset

766 
Refute.is_IDT_constructor thy x orelse is_record_constr x orelse 
c4f04bee79f3
some work on Nitpick's support for quotient types;
blanchet
parents:
34126
diff
changeset

767 
(is_abs_fun thy x andalso is_pure_typedef thy (range_type T)) orelse 
c4f04bee79f3
some work on Nitpick's support for quotient types;
blanchet
parents:
34126
diff
changeset

768 
is_coconstr thy x 
33192  769 
end 
33581
e1e77265fb1d
added possibility to register datatypes as codatatypes in Nitpick;
blanchet
parents:
33580
diff
changeset

770 
fun is_stale_constr thy (x as (_, T)) = 
34936
c4f04bee79f3
some work on Nitpick's support for quotient types;
blanchet
parents:
34126
diff
changeset

771 
is_codatatype thy (body_type T) andalso is_constr_like thy x andalso 
c4f04bee79f3
some work on Nitpick's support for quotient types;
blanchet
parents:
34126
diff
changeset

772 
not (is_coconstr thy x) 
35220
2bcdae5f4fdb
added support for nonstandard "nat"s to Nitpick and fixed bugs in binary "nat"s and "int"s
blanchet
parents:
35190
diff
changeset

773 
(* theory > (typ option * bool) list > styp > bool *) 
2bcdae5f4fdb
added support for nonstandard "nat"s to Nitpick and fixed bugs in binary "nat"s and "int"s
blanchet
parents:
35190
diff
changeset

774 
fun is_constr thy stds (x as (_, T)) = 
34936
c4f04bee79f3
some work on Nitpick's support for quotient types;
blanchet
parents:
34126
diff
changeset

775 
is_constr_like thy x andalso 
35220
2bcdae5f4fdb
added support for nonstandard "nat"s to Nitpick and fixed bugs in binary "nat"s and "int"s
blanchet
parents:
35190
diff
changeset

776 
not (is_basic_datatype thy stds 
2bcdae5f4fdb
added support for nonstandard "nat"s to Nitpick and fixed bugs in binary "nat"s and "int"s
blanchet
parents:
35190
diff
changeset

777 
(fst (dest_Type (unarize_type (body_type T))))) andalso 
34936
c4f04bee79f3
some work on Nitpick's support for quotient types;
blanchet
parents:
34126
diff
changeset

778 
not (is_stale_constr thy x) 
33192  779 
(* string > bool *) 
780 
val is_sel = String.isPrefix discr_prefix orf String.isPrefix sel_prefix 

781 
val is_sel_like_and_no_discr = 

35665
ff2bf50505ab
added "finitize" option to Nitpick + remove dependency on "Coinductive_List"
blanchet
parents:
35625
diff
changeset

782 
String.isPrefix sel_prefix orf 
ff2bf50505ab
added "finitize" option to Nitpick + remove dependency on "Coinductive_List"
blanchet
parents:
35625
diff
changeset

783 
(member (op =) [@{const_name fst}, @{const_name snd}]) 
33192  784 

785 
(* boxability > boxability *) 

786 
fun in_fun_lhs_for InConstr = InSel 

787 
 in_fun_lhs_for _ = InFunLHS 

788 
fun in_fun_rhs_for InConstr = InConstr 

789 
 in_fun_rhs_for InSel = InSel 

790 
 in_fun_rhs_for InFunRHS1 = InFunRHS2 

791 
 in_fun_rhs_for _ = InFunRHS1 

792 

35070
96136eb6218f
split "nitpick_hol.ML" into two files to make it more manageable;
blanchet
parents:
34998
diff
changeset

793 
(* hol_context > boxability > typ > bool *) 
96136eb6218f
split "nitpick_hol.ML" into two files to make it more manageable;
blanchet
parents:
34998
diff
changeset

794 
fun is_boxing_worth_it (hol_ctxt : hol_context) boxy T = 
33192  795 
case T of 
35665
ff2bf50505ab
added "finitize" option to Nitpick + remove dependency on "Coinductive_List"
blanchet
parents:
35625
diff
changeset

796 
Type (@{type_name fun}, _) => 
34936
c4f04bee79f3
some work on Nitpick's support for quotient types;
blanchet
parents:
34126
diff
changeset

797 
(boxy = InPair orelse boxy = InFunLHS) andalso 
c4f04bee79f3
some work on Nitpick's support for quotient types;
blanchet
parents:
34126
diff
changeset

798 
not (is_boolean_type (body_type T)) 
35665
ff2bf50505ab
added "finitize" option to Nitpick + remove dependency on "Coinductive_List"
blanchet
parents:
35625
diff
changeset

799 
 Type (@{type_name "*"}, Ts) => 
34936
c4f04bee79f3
some work on Nitpick's support for quotient types;
blanchet
parents:
34126
diff
changeset

800 
boxy = InPair orelse boxy = InFunRHS1 orelse boxy = InFunRHS2 orelse 
c4f04bee79f3
some work on Nitpick's support for quotient types;
blanchet
parents:
34126
diff
changeset

801 
((boxy = InExpr orelse boxy = InFunLHS) andalso 
35070
96136eb6218f
split "nitpick_hol.ML" into two files to make it more manageable;
blanchet
parents:
34998
diff
changeset

802 
exists (is_boxing_worth_it hol_ctxt InPair) 
96136eb6218f
split "nitpick_hol.ML" into two files to make it more manageable;
blanchet
parents:
34998
diff
changeset

803 
(map (box_type hol_ctxt InPair) Ts)) 
33192  804 
 _ => false 
35070
96136eb6218f
split "nitpick_hol.ML" into two files to make it more manageable;
blanchet
parents:
34998
diff
changeset

805 
(* hol_context > boxability > string * typ list > string *) 
35280
54ab4921f826
fixed a few bugs in Nitpick and removed unreferenced variables
blanchet
parents:
35220
diff
changeset

806 
and should_box_type (hol_ctxt as {thy, boxes, ...}) boxy z = 
33192  807 
case triple_lookup (type_match thy) boxes (Type z) of 
808 
SOME (SOME box_me) => box_me 

35070
96136eb6218f
split "nitpick_hol.ML" into two files to make it more manageable;
blanchet
parents:
34998
diff
changeset

809 
 _ => is_boxing_worth_it hol_ctxt boxy (Type z) 
96136eb6218f
split "nitpick_hol.ML" into two files to make it more manageable;
blanchet
parents:
34998
diff
changeset

810 
(* hol_context > boxability > typ > typ *) 
96136eb6218f
split "nitpick_hol.ML" into two files to make it more manageable;
blanchet
parents:
34998
diff
changeset

811 
and box_type hol_ctxt boxy T = 
33192  812 
case T of 
35665
ff2bf50505ab
added "finitize" option to Nitpick + remove dependency on "Coinductive_List"
blanchet
parents:
35625
diff
changeset

813 
Type (z as (@{type_name fun}, [T1, T2])) => 
34936
c4f04bee79f3
some work on Nitpick's support for quotient types;
blanchet
parents:
34126
diff
changeset

814 
if boxy <> InConstr andalso boxy <> InSel andalso 
35070
96136eb6218f
split "nitpick_hol.ML" into two files to make it more manageable;
blanchet
parents:
34998
diff
changeset

815 
should_box_type hol_ctxt boxy z then 
33192  816 
Type (@{type_name fun_box}, 
35070
96136eb6218f
split "nitpick_hol.ML" into two files to make it more manageable;
blanchet
parents:
34998
diff
changeset

817 
[box_type hol_ctxt InFunLHS T1, box_type hol_ctxt InFunRHS1 T2]) 
33192  818 
else 
35070
96136eb6218f
split "nitpick_hol.ML" into two files to make it more manageable;
blanchet
parents:
34998
diff
changeset

819 
box_type hol_ctxt (in_fun_lhs_for boxy) T1 
96136eb6218f
split "nitpick_hol.ML" into two files to make it more manageable;
blanchet
parents:
34998
diff
changeset

820 
> box_type hol_ctxt (in_fun_rhs_for boxy) T2 
35665
ff2bf50505ab
added "finitize" option to Nitpick + remove dependency on "Coinductive_List"
blanchet
parents:
35625
diff
changeset

821 
 Type (z as (@{type_name "*"}, Ts)) => 
34982
7b8c366e34a2
added support for nonstandard models to Nitpick (based on an idea by Koen Claessen) and did other fixes to Nitpick
blanchet
parents:
34936
diff
changeset

822 
if boxy <> InConstr andalso boxy <> InSel 
35070
96136eb6218f
split "nitpick_hol.ML" into two files to make it more manageable;
blanchet
parents:
34998
diff
changeset

823 
andalso should_box_type hol_ctxt boxy z then 
96136eb6218f
split "nitpick_hol.ML" into two files to make it more manageable;
blanchet
parents:
34998
diff
changeset

824 
Type (@{type_name pair_box}, map (box_type hol_ctxt InSel) Ts) 
33192  825 
else 
35665
ff2bf50505ab
added "finitize" option to Nitpick + remove dependency on "Coinductive_List"
blanchet
parents:
35625
diff
changeset

826 
Type (@{type_name "*"}, 
ff2bf50505ab
added "finitize" option to Nitpick + remove dependency on "Coinductive_List"
blanchet
parents:
35625
diff
changeset

827 
map (box_type hol_ctxt 
34121
5e831d805118
get rid of polymorphic equality in Nitpick's code + a few minor cleanups
blanchet
parents:
33978
diff
changeset

828 
(if boxy = InConstr orelse boxy = InSel then boxy 
5e831d805118
get rid of polymorphic equality in Nitpick's code + a few minor cleanups
blanchet
parents:
33978
diff
changeset

829 
else InPair)) Ts) 
33192  830 
 _ => T 
831 

35190
ce653cc27a94
make sure that Nitpick uses binary notation consistently if "binary_ints" is enabled
blanchet
parents:
35181
diff
changeset

832 
(* typ > typ *) 
ce653cc27a94
make sure that Nitpick uses binary notation consistently if "binary_ints" is enabled
blanchet
parents:
35181
diff
changeset

833 
fun binarize_nat_and_int_in_type @{typ nat} = @{typ "unsigned_bit word"} 
ce653cc27a94
make sure that Nitpick uses binary notation consistently if "binary_ints" is enabled
blanchet
parents:
35181
diff
changeset

834 
 binarize_nat_and_int_in_type @{typ int} = @{typ "signed_bit word"} 
ce653cc27a94
make sure that Nitpick uses binary notation consistently if "binary_ints" is enabled
blanchet
parents:
35181
diff
changeset

835 
 binarize_nat_and_int_in_type (Type (s, Ts)) = 
ce653cc27a94
make sure that Nitpick uses binary notation consistently if "binary_ints" is enabled
blanchet
parents:
35181
diff
changeset

836 
Type (s, map binarize_nat_and_int_in_type Ts) 
ce653cc27a94
make sure that Nitpick uses binary notation consistently if "binary_ints" is enabled
blanchet
parents:
35181
diff
changeset

837 
 binarize_nat_and_int_in_type T = T 
ce653cc27a94
make sure that Nitpick uses binary notation consistently if "binary_ints" is enabled
blanchet
parents:
35181
diff
changeset

838 
(* term > term *) 
ce653cc27a94
make sure that Nitpick uses binary notation consistently if "binary_ints" is enabled
blanchet
parents:
35181
diff
changeset

839 
val binarize_nat_and_int_in_term = map_types binarize_nat_and_int_in_type 
ce653cc27a94
make sure that Nitpick uses binary notation consistently if "binary_ints" is enabled
blanchet
parents:
35181
diff
changeset

840 

33192  841 
(* styp > styp *) 
842 
fun discr_for_constr (s, T) = (discr_prefix ^ s, body_type T > bool_T) 

843 

844 
(* typ > int *) 

845 
fun num_sels_for_constr_type T = length (maybe_curried_binder_types T) 

846 
(* string > int > string *) 

847 
fun nth_sel_name_for_constr_name s n = 

848 
if s = @{const_name Pair} then 

849 
if n = 0 then @{const_name fst} else @{const_name snd} 

850 
else 

851 
sel_prefix_for n ^ s 

852 
(* styp > int > styp *) 

853 
fun nth_sel_for_constr x ~1 = discr_for_constr x 

854 
 nth_sel_for_constr (s, T) n = 

855 
(nth_sel_name_for_constr_name s n, 

856 
body_type T > nth (maybe_curried_binder_types T) n) 

35190
ce653cc27a94
make sure that Nitpick uses binary notation consistently if "binary_ints" is enabled
blanchet
parents:
35181
diff
changeset

857 
(* hol_context > bool > styp > int > styp *) 
ce653cc27a94
make sure that Nitpick uses binary notation consistently if "binary_ints" is enabled
blanchet
parents:
35181
diff
changeset

858 
fun binarized_and_boxed_nth_sel_for_constr hol_ctxt binarize = 
ce653cc27a94
make sure that Nitpick uses binary notation consistently if "binary_ints" is enabled
blanchet
parents:
35181
diff
changeset

859 
apsnd ((binarize ? binarize_nat_and_int_in_type) o box_type hol_ctxt InSel) 
ce653cc27a94
make sure that Nitpick uses binary notation consistently if "binary_ints" is enabled
blanchet
parents:
35181
diff
changeset

860 
oo nth_sel_for_constr 
33192  861 

862 
(* string > int *) 

863 
fun sel_no_from_name s = 

864 
if String.isPrefix discr_prefix s then 

865 
~1 

866 
else if String.isPrefix sel_prefix s then 

867 
s > unprefix sel_prefix > Int.fromString > the 

868 
else if s = @{const_name snd} then 

869 
1 

870 
else 

871 
0 

872 

35078
6fd1052fe463
optimization to quantifiers in Nitpick's handling of simp rules + renamed some SAT solvers
blanchet
parents:
35075
diff
changeset

873 
(* term > term *) 
6fd1052fe463
optimization to quantifiers in Nitpick's handling of simp rules + renamed some SAT solvers
blanchet
parents:
35075
diff
changeset

874 
val close_form = 
6fd1052fe463
optimization to quantifiers in Nitpick's handling of simp rules + renamed some SAT solvers
blanchet
parents:
35075
diff
changeset

875 
let 
6fd1052fe463
optimization to quantifiers in Nitpick's handling of simp rules + renamed some SAT solvers
blanchet
parents:
35075
diff
changeset

876 
(* (indexname * typ) list > (indexname * typ) list > term > term *) 
6fd1052fe463
optimization to quantifiers in Nitpick's handling of simp rules + renamed some SAT solvers
blanchet
parents:
35075
diff
changeset

877 
fun close_up zs zs' = 
6fd1052fe463
optimization to quantifiers in Nitpick's handling of simp rules + renamed some SAT solvers
blanchet
parents:
35075
diff
changeset

878 
fold (fn (z as ((s, _), T)) => fn t' => 
6fd1052fe463
optimization to quantifiers in Nitpick's handling of simp rules + renamed some SAT solvers
blanchet
parents:
35075
diff
changeset

879 
Term.all T $ Abs (s, T, abstract_over (Var z, t'))) 
6fd1052fe463
optimization to quantifiers in Nitpick's handling of simp rules + renamed some SAT solvers
blanchet
parents:
35075
diff
changeset

880 
(take (length zs'  length zs) zs') 
6fd1052fe463
optimization to quantifiers in Nitpick's handling of simp rules + renamed some SAT solvers
blanchet
parents:
35075
diff
changeset

881 
(* (indexname * typ) list > term > term *) 
6fd1052fe463
optimization to quantifiers in Nitpick's handling of simp rules + renamed some SAT solvers
blanchet
parents:
35075
diff
changeset

882 
fun aux zs (@{const "==>"} $ t1 $ t2) = 
6fd1052fe463
optimization to quantifiers in Nitpick's handling of simp rules + renamed some SAT solvers
blanchet
parents:
35075
diff
changeset

883 
let val zs' = Term.add_vars t1 zs in 
6fd1052fe463
optimization to quantifiers in Nitpick's handling of simp rules + renamed some SAT solvers
blanchet
parents:
35075
diff
changeset

884 
close_up zs zs' (Logic.mk_implies (t1, aux zs' t2)) 
6fd1052fe463
optimization to quantifiers in Nitpick's handling of simp rules + renamed some SAT solvers
blanchet
parents:
35075
diff
changeset

885 
end 
6fd1052fe463
optimization to quantifiers in Nitpick's handling of simp rules + renamed some SAT solvers
blanchet
parents:
35075
diff
changeset

886 
 aux zs t = close_up zs (Term.add_vars t zs) t 
6fd1052fe463
optimization to quantifiers in Nitpick's handling of simp rules + renamed some SAT solvers
blanchet
parents:
35075
diff
changeset

887 
in aux [] end 
6fd1052fe463
optimization to quantifiers in Nitpick's handling of simp rules + renamed some SAT solvers
blanchet
parents:
35075
diff
changeset

888 

33192  889 
(* typ list > term > int > term *) 
890 
fun eta_expand _ t 0 = t 

891 
 eta_expand Ts (Abs (s, T, t')) n = 

892 
Abs (s, T, eta_expand (T :: Ts) t' (n  1)) 

893 
 eta_expand Ts t n = 

894 
fold_rev (curry3 Abs ("x\<^isub>\<eta>" ^ nat_subscript n)) 

895 
(List.take (binder_types (fastype_of1 (Ts, t)), n)) 

896 
(list_comb (incr_boundvars n t, map Bound (n  1 downto 0))) 

897 

898 
(* term > term *) 

899 
fun extensionalize t = 

900 
case t of 

901 
(t0 as @{const Trueprop}) $ t1 => t0 $ extensionalize t1 

902 
 Const (@{const_name "op ="}, _) $ t1 $ Abs (s, T, t2) => 

903 
let val v = Var ((s, maxidx_of_term t + 1), T) in 

904 
extensionalize (HOLogic.mk_eq (t1 $ v, subst_bound (v, t2))) 

905 
end 

906 
 _ => t 

907 

908 
(* typ > term list > term *) 

909 
fun distinctness_formula T = 

910 
all_distinct_unordered_pairs_of 

911 
#> map (fn (t1, t2) => @{const Not} $ (HOLogic.eq_const T $ t1 $ t2)) 

912 
#> List.foldr (s_conj o swap) @{const True} 

913 

914 
(* typ > term *) 

35220
2bcdae5f4fdb
added support for nonstandard "nat"s to Nitpick and fixed bugs in binary "nat"s and "int"s
blanchet
parents:
35190
diff
changeset

915 
fun zero_const T = Const (@{const_name zero_class.zero}, T) 
33192  916 
fun suc_const T = Const (@{const_name Suc}, T > T) 
917 

35220
2bcdae5f4fdb
added support for nonstandard "nat"s to Nitpick and fixed bugs in binary "nat"s and "int"s
blanchet
parents:
35190
diff
changeset

918 
(* hol_context > typ > styp list *) 
2bcdae5f4fdb
added support for nonstandard "nat"s to Nitpick and fixed bugs in binary "nat"s and "int"s
blanchet
parents:
35190
diff
changeset

919 
fun uncached_datatype_constrs ({thy, stds, ...} : hol_context) 
2bcdae5f4fdb
added support for nonstandard "nat"s to Nitpick and fixed bugs in binary "nat"s and "int"s
blanchet
parents:
35190
diff
changeset

920 
(T as Type (s, Ts)) = 
33583
b5e0909cd5ea
merged, and renamed local "TheoryData" to "Data" (following common Isabelle conventions)
blanchet
diff
changeset

921 
(case AList.lookup (op =) (#codatatypes (Data.get thy)) s of 
34982
7b8c366e34a2
added support for nonstandard models to Nitpick (based on an idea by Koen Claessen) and did other fixes to Nitpick
blanchet
parents:
34936
diff
changeset

922 
SOME (_, xs' as (_ :: _)) => map (apsnd (repair_constr_type thy T)) xs' 
33581
e1e77265fb1d
added possibility to register datatypes as codatatypes in Nitpick;
blanchet
parents:
33580
diff
changeset

923 
 _ => 
35220
2bcdae5f4fdb
added support for nonstandard "nat"s to Nitpick and fixed bugs in binary "nat"s and "int"s
blanchet
parents:
35190
diff
changeset

924 
if is_datatype thy stds T then 
33581
e1e77265fb1d
added possibility to register datatypes as codatatypes in Nitpick;
blanchet
parents:
33580
diff
changeset

925 
case Datatype.get_info thy s of 
e1e77265fb1d
added possibility to register datatypes as codatatypes in Nitpick;
blanchet
parents:
33580
diff
changeset

926 
SOME {index, descr, ...} => 
e1e77265fb1d
added possibility to register datatypes as codatatypes in Nitpick;
blanchet
parents:
33580
diff
changeset

927 
let 
e1e77265fb1d
added possibility to register datatypes as codatatypes in Nitpick;
blanchet
parents:
33580
diff
changeset

928 
val (_, dtyps, constrs) = AList.lookup (op =) descr index > the 
e1e77265fb1d
added possibility to register datatypes as codatatypes in Nitpick;
blanchet
parents:
33580
diff
changeset

929 
in 
e1e77265fb1d
added possibility to register datatypes as codatatypes in Nitpick;
blanchet
parents:
33580
diff
changeset

930 
map (fn (s', Us) => 
e1e77265fb1d
added possibility to register datatypes as codatatypes in Nitpick;
blanchet
parents:
33580
diff
changeset

931 
(s', map (Refute.typ_of_dtyp descr (dtyps ~~ Ts)) Us 
e1e77265fb1d
added possibility to register datatypes as codatatypes in Nitpick;
blanchet
parents:
33580
diff
changeset

932 
> T)) constrs 
e1e77265fb1d
added possibility to register datatypes as codatatypes in Nitpick;
blanchet
parents:
33580
diff
changeset

933 
end 
e1e77265fb1d
added possibility to register datatypes as codatatypes in Nitpick;
blanchet
parents:
33580
diff
changeset

934 
 NONE => 
e1e77265fb1d
added possibility to register datatypes as codatatypes in Nitpick;
blanchet
parents:
33580
diff
changeset

935 
if is_record_type T then 
e1e77265fb1d
added possibility to register datatypes as codatatypes in Nitpick;
blanchet
parents:
33580
diff
changeset

936 
let 
e1e77265fb1d
added possibility to register datatypes as codatatypes in Nitpick;
blanchet
parents:
33580
diff
changeset

937 
val s' = unsuffix Record.ext_typeN s ^ Record.extN 
e1e77265fb1d
added possibility to register datatypes as codatatypes in Nitpick;
blanchet
parents:
33580
diff
changeset

938 
val T' = (Record.get_extT_fields thy T 
e1e77265fb1d
added possibility to register datatypes as codatatypes in Nitpick;
blanchet
parents:
33580
diff
changeset

939 
> apsnd single > uncurry append > map snd) > T 
e1e77265fb1d
added possibility to register datatypes as codatatypes in Nitpick;
blanchet
parents:
33580
diff
changeset

940 
in [(s', T')] end 
34936
c4f04bee79f3
some work on Nitpick's support for quotient types;
blanchet
parents:
34126
diff
changeset

941 
else if is_quot_type thy T then 
c4f04bee79f3
some work on Nitpick's support for quotient types;
blanchet
parents:
34126
diff
changeset

942 
[(@{const_name Quot}, rep_type_for_quot_type thy T > T)] 
33581
e1e77265fb1d
added possibility to register datatypes as codatatypes in Nitpick;
blanchet
parents:
33580
diff
changeset

943 
else case typedef_info thy s of 
e1e77265fb1d
added possibility to register datatypes as codatatypes in Nitpick;
blanchet
parents:
33580
diff
changeset

944 
SOME {abs_type, rep_type, Abs_name, ...} => 
35311  945 
[(Abs_name, 
946 
varify_and_instantiate_type thy abs_type T rep_type > T)] 

33581
e1e77265fb1d
added possibility to register datatypes as codatatypes in Nitpick;
blanchet
parents:
33580
diff
changeset

947 
 NONE => 
e1e77265fb1d
added possibility to register datatypes as codatatypes in Nitpick;
blanchet
parents:
33580
diff
changeset

948 
if T = @{typ ind} then 
e1e77265fb1d
added possibility to register datatypes as codatatypes in Nitpick;
blanchet
parents:
33580
diff
changeset

949 
[dest_Const @{const Zero_Rep}, dest_Const @{const Suc_Rep}] 
e1e77265fb1d
added possibility to register datatypes as codatatypes in Nitpick;
blanchet
parents:
33580
diff
changeset

950 
else 
e1e77265fb1d
added possibility to register datatypes as codatatypes in Nitpick;
blanchet
parents:
33580
diff
changeset

951 
[] 
e1e77265fb1d
added possibility to register datatypes as codatatypes in Nitpick;
blanchet
parents:
33580
diff
changeset

952 
else 
e1e77265fb1d
added possibility to register datatypes as codatatypes in Nitpick;
blanchet
parents:
33580
diff
changeset

953 
[]) 
33580
45c33e97cb86
added datatype constructor cache in Nitpick (to speed up the scope enumeration) and never test more than 4096 scopes
blanchet
parents:
33578
diff
changeset

954 
 uncached_datatype_constrs _ _ = [] 
35070
96136eb6218f
split "nitpick_hol.ML" into two files to make it more manageable;
blanchet
parents:
34998
diff
changeset

955 
(* hol_context > typ > styp list *) 
35220
2bcdae5f4fdb
added support for nonstandard "nat"s to Nitpick and fixed bugs in binary "nat"s and "int"s
blanchet
parents:
35190
diff
changeset

956 
fun datatype_constrs (hol_ctxt as {constr_cache, ...}) T = 
33580
45c33e97cb86
added datatype constructor cache in Nitpick (to speed up the scope enumeration) and never test more than 4096 scopes
blanchet
parents:
33578
diff
changeset

957 
case AList.lookup (op =) (!constr_cache) T of 
45c33e97cb86
added datatype constructor cache in Nitpick (to speed up the scope enumeration) and never test more than 4096 scopes
blanchet
parents:
33578
diff
changeset

958 
SOME xs => xs 
45c33e97cb86
added datatype constructor cache in Nitpick (to speed up the scope enumeration) and never test more than 4096 scopes
blanchet
parents:
33578
diff
changeset

959 
 NONE => 
35220
2bcdae5f4fdb
added support for nonstandard "nat"s to Nitpick and fixed bugs in binary "nat"s and "int"s
blanchet
parents:
35190
diff
changeset

960 
let val xs = uncached_datatype_constrs hol_ctxt T in 
33580
45c33e97cb86
added datatype constructor cache in Nitpick (to speed up the scope enumeration) and never test more than 4096 scopes
blanchet
parents:
33578
diff
changeset

961 
(Unsynchronized.change constr_cache (cons (T, xs)); xs) 
45c33e97cb86
added datatype constructor cache in Nitpick (to speed up the scope enumeration) and never test more than 4096 scopes
blanchet
parents:
33578
diff
changeset

962 
end 
35190
ce653cc27a94
make sure that Nitpick uses binary notation consistently if "binary_ints" is enabled
blanchet
parents:
35181
diff
changeset

963 
(* hol_context > bool > typ > styp list *) 
ce653cc27a94
make sure that Nitpick uses binary notation consistently if "binary_ints" is enabled
blanchet
parents:
35181
diff
changeset

964 
fun binarized_and_boxed_datatype_constrs hol_ctxt binarize = 
ce653cc27a94
make sure that Nitpick uses binary notation consistently if "binary_ints" is enabled
blanchet
parents:
35181
diff
changeset

965 
map (apsnd ((binarize ? binarize_nat_and_int_in_type) 
ce653cc27a94
make sure that Nitpick uses binary notation consistently if "binary_ints" is enabled
blanchet
parents:
35181
diff
changeset

966 
o box_type hol_ctxt InConstr)) o datatype_constrs hol_ctxt 
35070
96136eb6218f
split "nitpick_hol.ML" into two files to make it more manageable;
blanchet
parents:
34998
diff
changeset

967 
(* hol_context > typ > int *) 
33192  968 
val num_datatype_constrs = length oo datatype_constrs 
969 

970 
(* string > string *) 

971 
fun constr_name_for_sel_like @{const_name fst} = @{const_name Pair} 

972 
 constr_name_for_sel_like @{const_name snd} = @{const_name Pair} 

973 
 constr_name_for_sel_like s' = original_name s' 

35190
ce653cc27a94
make sure that Nitpick uses binary notation consistently if "binary_ints" is enabled
blanchet
parents:
35181
diff
changeset

974 
(* hol_context > bool > styp > styp *) 
ce653cc27a94
make sure that Nitpick uses binary notation consistently if "binary_ints" is enabled
blanchet
parents:
35181
diff
changeset

975 
fun binarized_and_boxed_constr_for_sel hol_ctxt binarize (s', T') = 
33192  976 
let val s = constr_name_for_sel_like s' in 
35190
ce653cc27a94
make sure that Nitpick uses binary notation consistently if "binary_ints" is enabled
blanchet
parents:
35181
diff
changeset

977 
AList.lookup (op =) 
ce653cc27a94
make sure that Nitpick uses binary notation consistently if "binary_ints" is enabled
blanchet
parents:
35181
diff
changeset

978 
(binarized_and_boxed_datatype_constrs hol_ctxt binarize (domain_type T')) 
ce653cc27a94
make sure that Nitpick uses binary notation consistently if "binary_ints" is enabled
blanchet
parents:
35181
diff
changeset

979 
s 
33192  980 
> the > pair s 
981 
end 

34982
7b8c366e34a2
added support for nonstandard models to Nitpick (based on an idea by Koen Claessen) and did other fixes to Nitpick
blanchet
parents:
34936
diff
changeset

982 

35070
96136eb6218f
split "nitpick_hol.ML" into two files to make it more manageable;
blanchet
parents:
34998
diff
changeset

983 
(* hol_context > styp > term *) 
96136eb6218f
split "nitpick_hol.ML" into two files to make it more manageable;
blanchet
parents:
34998
diff
changeset

984 
fun discr_term_for_constr hol_ctxt (x as (s, T)) = 
33192  985 
let val dataT = body_type T in 
986 
if s = @{const_name Suc} then 

987 
Abs (Name.uu, dataT, 

988 
@{const Not} $ HOLogic.mk_eq (zero_const dataT, Bound 0)) 

35070
96136eb6218f
split "nitpick_hol.ML" into two files to make it more manageable;
blanchet
parents:
34998
diff
changeset

989 
else if num_datatype_constrs hol_ctxt dataT >= 2 then 
33192  990 
Const (discr_for_constr x) 
991 
else 

992 
Abs (Name.uu, dataT, @{const True}) 

993 
end 

35070
96136eb6218f
split "nitpick_hol.ML" into two files to make it more manageable;
blanchet
parents:
34998
diff
changeset

994 
(* hol_context > styp > term > term *) 
35280
54ab4921f826
fixed a few bugs in Nitpick and removed unreferenced variables
blanchet
parents:
35220
diff
changeset

995 
fun discriminate_value (hol_ctxt as {thy, ...}) x t = 
54ab4921f826
fixed a few bugs in Nitpick and removed unreferenced variables
blanchet
parents:
35220
diff
changeset

996 
case head_of t of 
54ab4921f826
fixed a few bugs in Nitpick and removed unreferenced variables
blanchet
parents:
35220
diff
changeset

997 
Const x' => 
33192  998 
if x = x' then @{const True} 
999 
else if is_constr_like thy x' then @{const False} 

35070
96136eb6218f
split "nitpick_hol.ML" into two files to make it more manageable;
blanchet
parents:
34998
diff
changeset

1000 
else betapply (discr_term_for_constr hol_ctxt x, t) 
96136eb6218f
split "nitpick_hol.ML" into two files to make it more manageable;
blanchet
parents:
34998
diff
changeset

1001 
 _ => betapply (discr_term_for_constr hol_ctxt x, t) 
33192  1002 

35220
2bcdae5f4fdb
added support for nonstandard "nat"s to Nitpick and fixed bugs in binary "nat"s and "int"s
blanchet
parents:
35190
diff
changeset

1003 
(* theory > (typ option * bool) list > styp > term > term *) 
2bcdae5f4fdb
added support for nonstandard "nat"s to Nitpick and fixed bugs in binary "nat"s and "int"s
blanchet
parents:
35190
diff
changeset

1004 
fun nth_arg_sel_term_for_constr thy stds (x as (s, T)) n = 
33192  1005 
let val (arg_Ts, dataT) = strip_type T in 
35220
2bcdae5f4fdb
added support for nonstandard "nat"s to Nitpick and fixed bugs in binary "nat"s and "int"s
blanchet
parents:
35190
diff
changeset

1006 
if dataT = nat_T andalso is_standard_datatype thy stds nat_T then 
2bcdae5f4fdb
added support for nonstandard "nat"s to Nitpick and fixed bugs in binary "nat"s and "int"s
blanchet
parents:
35190
diff
changeset

1007 
@{term "%n::nat. n  1"} 
33192  1008 
else if is_pair_type dataT then 
1009 
Const (nth_sel_for_constr x n) 

1010 
else 

1011 
let 

1012 
(* int > typ > int * term *) 

35665
ff2bf50505ab
added "finitize" option to Nitpick + remove dependency on "Coinductive_List"
blanchet
parents:
35625
diff
changeset

1013 
fun aux m (Type (@{type_name "*"}, [T1, T2])) = 
33192  1014 
let 
1015 
val (m, t1) = aux m T1 

1016 
val (m, t2) = aux m T2 

1017 
in (m, HOLogic.mk_prod (t1, t2)) end 

1018 
 aux m T = 

1019 
(m + 1, Const (nth_sel_name_for_constr_name s m, dataT > T) 

1020 
$ Bound 0) 

1021 
val m = fold (Integer.add o num_factors_in_type) 

1022 
(List.take (arg_Ts, n)) 0 

1023 
in Abs ("x", dataT, aux m (nth arg_Ts n) > snd) end 

1024 
end 

35220
2bcdae5f4fdb
added support for nonstandard "nat"s to Nitpick and fixed bugs in binary "nat"s and "int"s
blanchet
parents:
35190
diff
changeset

1025 
(* theory > (typ option * bool) list > styp > term > int > typ > term *) 
2bcdae5f4fdb
added support for nonstandard "nat"s to Nitpick and fixed bugs in binary "nat"s and "int"s
blanchet
parents:
35190
diff
changeset

1026 
fun select_nth_constr_arg thy stds x t n res_T = 
2bcdae5f4fdb
added support for nonstandard "nat"s to Nitpick and fixed bugs in binary "nat"s and "int"s
blanchet
parents:
35190
diff
changeset

1027 
(case strip_comb t of 
2bcdae5f4fdb
added support for nonstandard "nat"s to Nitpick and fixed bugs in binary "nat"s and "int"s
blanchet
parents:
35190
diff
changeset

1028 
(Const x', args) => 
2bcdae5f4fdb
added support for nonstandard "nat"s to Nitpick and fixed bugs in binary "nat"s and "int"s
blanchet
parents:
35190
diff
changeset

1029 
if x = x' then nth args n 
2bcdae5f4fdb
added support for nonstandard "nat"s to Nitpick and fixed bugs in binary "nat"s and "int"s
blanchet
parents:
35190
diff
changeset

1030 
else if is_constr_like thy x' then Const (@{const_name unknown}, res_T) 
2bcdae5f4fdb
added support for nonstandard "nat"s to Nitpick and fixed bugs in binary "nat"s and "int"s
blanchet
parents:
35190
diff
changeset

1031 
else raise SAME () 
2bcdae5f4fdb
added support for nonstandard "nat"s to Nitpick and fixed bugs in binary "nat"s and "int"s
blanchet
parents:
35190
diff
changeset

1032 
 _ => raise SAME()) 
2bcdae5f4fdb
added support for nonstandard "nat"s to Nitpick and fixed bugs in binary "nat"s and "int"s
blanchet
parents:
35190
diff
changeset

1033 
handle SAME () => betapply (nth_arg_sel_term_for_constr thy stds x n, t) 
33192  1034 

35220
2bcdae5f4fdb
added support for nonstandard "nat"s to Nitpick and fixed bugs in binary "nat"s and "int"s
blanchet
parents:
35190
diff
changeset

1035 
(* theory > (typ option * bool) list > styp > term list > term *) 
2bcdae5f4fdb
added support for nonstandard "nat"s to Nitpick and fixed bugs in binary "nat"s and "int"s
blanchet
parents:
35190
diff
changeset

1036 
fun construct_value _ _ x [] = Const x 
2bcdae5f4fdb
added support for nonstandard "nat"s to Nitpick and fixed bugs in binary "nat"s and "int"s
blanchet
parents:
35190
diff
changeset

1037 
 construct_value thy stds (x as (s, _)) args = 
33192  1038 
let val args = map Envir.eta_contract args in 
1039 
case hd args of 

35280
54ab4921f826
fixed a few bugs in Nitpick and removed unreferenced variables
blanchet
parents:
35220
diff
changeset

1040 
Const (s', _) $ t => 
34936
c4f04bee79f3
some work on Nitpick's support for quotient types;
blanchet
parents:
34126
diff
changeset

1041 
if is_sel_like_and_no_discr s' andalso 
c4f04bee79f3
some work on Nitpick's support for quotient types;
blanchet
parents:
34126
diff
changeset

1042 
constr_name_for_sel_like s' = s andalso 
35220
2bcdae5f4fdb
added support for nonstandard "nat"s to Nitpick and fixed bugs in binary "nat"s and "int"s
blanchet
parents:
35190
diff
changeset

1043 
forall (fn (n, t') => 
2bcdae5f4fdb
added support for nonstandard "nat"s to Nitpick and fixed bugs in binary "nat"s and "int"s
blanchet
parents:
35190
diff
changeset

1044 
select_nth_constr_arg thy stds x t n dummyT = t') 
34936
c4f04bee79f3
some work on Nitpick's support for quotient types;
blanchet
parents:
34126
diff
changeset

1045 
(index_seq 0 (length args) ~~ args) then 
33192  1046 
t 
1047 
else 

1048 
list_comb (Const x, args) 

1049 
 _ => list_comb (Const x, args) 

1050 
end 

1051 

35665
ff2bf50505ab
added "finitize" option to Nitpick + remove dependency on "Coinductive_List"
blanchet
parents:
35625
diff
changeset

1052 
(* hol_context > typ > term > term *) 
ff2bf50505ab
added "finitize" option to Nitpick + remove dependency on "Coinductive_List"
blanchet
parents:
35625
diff
changeset

1053 
fun constr_expand (hol_ctxt as {thy, stds, ...}) T t = 
ff2bf50505ab
added "finitize" option to Nitpick + remove dependency on "Coinductive_List"
blanchet
parents:
35625
diff
changeset

1054 
(case head_of t of 
ff2bf50505ab
added "finitize" option to Nitpick + remove dependency on "Coinductive_List"
blanchet
parents:
35625
diff
changeset

1055 
Const x => if is_constr_like thy x then t else raise SAME () 
ff2bf50505ab
added "finitize" option to Nitpick + remove dependency on "Coinductive_List"
blanchet
parents:
35625
diff
changeset

1056 
 _ => raise SAME ()) 
ff2bf50505ab
added "finitize" option to Nitpick + remove dependency on "Coinductive_List"
blanchet
parents:
35625
diff
changeset

1057 
handle SAME () => 
ff2bf50505ab
added "finitize" option to Nitpick + remove dependency on "Coinductive_List"
blanchet
parents:
35625
diff
changeset

1058 
let 
ff2bf50505ab
added "finitize" option to Nitpick + remove dependency on "Coinductive_List"
blanchet
parents:
35625
diff
changeset

1059 
val x' as (_, T') = 
ff2bf50505ab
added "finitize" option to Nitpick + remove dependency on "Coinductive_List"
blanchet
parents:
35625
diff
changeset

1060 
if is_pair_type T then 
ff2bf50505ab
added "finitize" option to Nitpick + remove dependency on "Coinductive_List"
blanchet
parents:
35625
diff
changeset

1061 
let val (T1, T2) = HOLogic.dest_prodT T in 
ff2bf50505ab
added "finitize" option to Nitpick + remove dependency on "Coinductive_List"
blanchet
parents:
35625
diff
changeset

1062 
(@{const_name Pair}, T1 > T2 > T) 
ff2bf50505ab
added "finitize" option to Nitpick + remove dependency on "Coinductive_List"
blanchet
parents:
35625
diff
changeset

1063 
end 
ff2bf50505ab
added "finitize" option to Nitpick + remove dependency on "Coinductive_List"
blanchet
parents:
35625
diff
changeset

1064 
else 
ff2bf50505ab
added "finitize" option to Nitpick + remove dependency on "Coinductive_List"
blanchet
parents:
35625
diff
changeset

1065 
datatype_constrs hol_ctxt T > hd 
ff2bf50505ab
added "finitize" option to Nitpick + remove dependency on "Coinductive_List"
blanchet
parents:
35625
diff
changeset

1066 
val arg_Ts = binder_types T' 
ff2bf50505ab
added "finitize" option to Nitpick + remove dependency on "Coinductive_List"
blanchet
parents:
35625
diff
changeset

1067 
in 
ff2bf50505ab
added "finitize" option to Nitpick + remove dependency on "Coinductive_List"
blanchet
parents:
35625
diff
changeset

1068 
list_comb (Const x', map2 (select_nth_constr_arg thy stds x' t) 
ff2bf50505ab
added "finitize" option to Nitpick + remove dependency on "Coinductive_List"
blanchet
parents:
35625
diff
changeset

1069 
(index_seq 0 (length arg_Ts)) arg_Ts) 
ff2bf50505ab
added "finitize" option to Nitpick + remove dependency on "Coinductive_List"
blanchet
parents:
35625
diff
changeset

1070 
end 
ff2bf50505ab
added "finitize" option to Nitpick + remove dependency on "Coinductive_List"
blanchet
parents:
35625
diff
changeset

1071 

ff2bf50505ab
added "finitize" option to Nitpick + remove dependency on "Coinductive_List"
blanchet
parents:
35625
diff
changeset

1072 
(* (term > term) > int > term > term *) 
ff2bf50505ab
added "finitize" option to Nitpick + remove dependency on "Coinductive_List"
blanchet
parents:
35625
diff
changeset

1073 
fun coerce_bound_no f j t = 
ff2bf50505ab
added "finitize" option to Nitpick + remove dependency on "Coinductive_List"
blanchet
parents:
35625
diff
changeset

1074 
case t of 
ff2bf50505ab
added "finitize" option to Nitpick + remove dependency on "Coinductive_List"
blanchet
parents:
35625
diff
changeset

1075 
t1 $ t2 => coerce_bound_no f j t1 $ coerce_bound_no f j t2 
ff2bf50505ab
added "finitize" option to Nitpick + remove dependency on "Coinductive_List"
blanchet
parents:
35625
diff
changeset

1076 
 Abs (s, T, t') => Abs (s, T, coerce_bound_no f (j + 1) t') 
ff2bf50505ab
added "finitize" option to Nitpick + remove dependency on "Coinductive_List"
blanchet
parents:
35625
diff
changeset

1077 
 Bound j' => if j' = j then f t else t 
ff2bf50505ab
added "finitize" option to Nitpick + remove dependency on "Coinductive_List"
blanchet
parents:
35625
diff
changeset

1078 
 _ => t 
ff2bf50505ab
added "finitize" option to Nitpick + remove dependency on "Coinductive_List"
blanchet
parents:
35625
diff
changeset

1079 
(* hol_context > typ > typ > term > term *) 
ff2bf50505ab
added "finitize" option to Nitpick + remove dependency on "Coinductive_List"
blanchet
parents:
35625
diff
changeset

1080 
fun coerce_bound_0_in_term hol_ctxt new_T old_T = 
ff2bf50505ab
added "finitize" option to Nitpick + remove dependency on "Coinductive_List"
blanchet
parents:
35625
diff
changeset

1081 
old_T <> new_T ? coerce_bound_no (coerce_term hol_ctxt [new_T] old_T new_T) 0 
ff2bf50505ab
added "finitize" option to Nitpick + remove dependency on "Coinductive_List"
blanchet
parents:
35625
diff
changeset

1082 
(* hol_context > typ list > typ > typ > term > term *) 
ff2bf50505ab
added "finitize" option to Nitpick + remove dependency on "Coinductive_List"
blanchet
parents:
35625
diff
changeset

1083 
and coerce_term (hol_ctxt as {thy, stds, fast_descrs, ...}) Ts new_T old_T t = 
ff2bf50505ab
added "finitize" option to Nitpick + remove dependency on "Coinductive_List"
blanchet
parents:
35625
diff
changeset

1084 
if old_T = new_T then 
ff2bf50505ab
added "finitize" option to Nitpick + remove dependency on "Coinductive_List"
blanchet
parents:
35625
diff
changeset

1085 
t 
ff2bf50505ab
added "finitize" option to Nitpick + remove dependency on "Coinductive_List"
blanchet
parents:
35625
diff
changeset

1086 
else 
ff2bf50505ab
added "finitize" option to Nitpick + remove dependency on "Coinductive_List"
blanchet
parents:
35625
diff
changeset

1087 
case (new_T, old_T) of 
ff2bf50505ab
added "finitize" option to Nitpick + remove dependency on "Coinductive_List"
blanchet
parents:
35625
diff
changeset

1088 
(Type (new_s, new_Ts as [new_T1, new_T2]), 
ff2bf50505ab
added "finitize" option to Nitpick + remove dependency on "Coinductive_List"
blanchet
parents:
35625
diff
changeset

1089 
Type (@{type_name fun}, [old_T1, old_T2])) => 
ff2bf50505ab
added "finitize" option to Nitpick + remove dependency on "Coinductive_List"
blanchet
parents:
35625
diff
changeset

1090 
(case eta_expand Ts t 1 of 
ff2bf50505ab
added "finitize" option to Nitpick + remove dependency on "Coinductive_List"
blanchet
parents:
35625
diff
changeset

1091 
Abs (s, _, t') => 
ff2bf50505ab
added "finitize" option to Nitpick + remove dependency on "Coinductive_List"
blanchet
parents:
35625
diff
changeset

1092 
Abs (s, new_T1, 
ff2bf50505ab
added "finitize" option to Nitpick + remove dependency on "Coinductive_List"
blanchet
parents:
35625
diff
changeset

1093 
t' > coerce_bound_0_in_term hol_ctxt new_T1 old_T1 
ff2bf50505ab
added "finitize" option to Nitpick + remove dependency on "Coinductive_List"
blanchet
parents:
35625
diff
changeset

1094 
> coerce_term hol_ctxt (new_T1 :: Ts) new_T2 old_T2) 
ff2bf50505ab
added "finitize" option to Nitpick + remove dependency on "Coinductive_List"
blanchet
parents:
35625
diff
changeset

1095 
> Envir.eta_contract 
ff2bf50505ab
added "finitize" option to Nitpick + remove dependency on "Coinductive_List"
blanchet
parents:
35625
diff
changeset

1096 
> new_s <> @{type_name fun} 
ff2bf50505ab
added "finitize" option to Nitpick + remove dependency on "Coinductive_List"
blanchet
parents:
35625
diff
changeset

1097 
? construct_value thy stds 
ff2bf50505ab
added "finitize" option to Nitpick + remove dependency on "Coinductive_List"
blanchet
parents:
35625
diff
changeset

1098 
(if new_s = @{type_name fin_fun} then @{const_name FinFun} 
ff2bf50505ab
added "finitize" option to Nitpick + remove dependency on "Coinductive_List"
blanchet
parents:
35625
diff
changeset

1099 
else @{const_name FunBox}, 
ff2bf50505ab
added "finitize" option to Nitpick + remove dependency on "Coinductive_List"
blanchet
parents:
35625
diff
changeset

1100 
Type (@{type_name fun}, new_Ts) > new_T) 
ff2bf50505ab
added "finitize" option to Nitpick + remove dependency on "Coinductive_List"
blanchet
parents:
35625
diff
changeset

1101 
o single 
ff2bf50505ab
added "finitize" option to Nitpick + remove dependency on "Coinductive_List"
blanchet
parents:
35625
diff
changeset

1102 
 t' => raise TERM ("Nitpick_HOL.coerce_term", [t'])) 
ff2bf50505ab
added "finitize" option to Nitpick + remove dependency on "Coinductive_List"
blanchet
parents:
35625
diff
changeset

1103 
 (Type (new_s, new_Ts as [new_T1, new_T2]), 
ff2bf50505ab
added "finitize" option to Nitpick + remove dependency on "Coinductive_List"
blanchet
parents:
35625
diff
changeset

1104 
Type (old_s, old_Ts as [old_T1, old_T2])) => 
ff2bf50505ab
added "finitize" option to Nitpick + remove dependency on "Coinductive_List"
blanchet
parents:
35625
diff
changeset

1105 
if old_s = @{type_name fin_fun} orelse old_s = @{type_name fun_box} orelse 
ff2bf50505ab
added "finitize" option to Nitpick + remove dependency on "Coinductive_List"
blanchet
parents:
35625
diff
changeset

1106 
old_s = @{type_name pair_box} orelse old_s = @{type_name "*"} then 
ff2bf50505ab
added "finitize" option to Nitpick + remove dependency on "Coinductive_List"
blanchet
parents:
35625
diff
changeset

1107 
case constr_expand hol_ctxt old_T t of 
ff2bf50505ab
added "finitize" option to Nitpick + remove dependency on "Coinductive_List"
blanchet
parents:
35625
diff
changeset

1108 
Const (old_s, _) $ t1 => 
ff2bf50505ab
added "finitize" option to Nitpick + remove dependency on "Coinductive_List"
blanchet
parents:
35625
diff
changeset

1109 
if new_s = @{type_name fun} then 
ff2bf50505ab
added "finitize" option to Nitpick + remove dependency on "Coinductive_List"
blanchet
parents:
35625
diff
changeset

1110 
coerce_term hol_ctxt Ts new_T (Type (@{type_name fun}, old_Ts)) t1 
ff2bf50505ab
added "finitize" option to Nitpick + remove dependency on "Coinductive_List"
blanchet
parents:
35625
diff
changeset

1111 
else 
ff2bf50505ab
added "finitize" option to Nitpick + remove dependency on "Coinductive_List"
blanchet
parents:
35625
diff
changeset

1112 
construct_value thy stds 
ff2bf50505ab
added "finitize" option to Nitpick + remove dependency on "Coinductive_List"
blanchet
parents:
35625
diff
changeset

1113 
(old_s, Type (@{type_name fun}, new_Ts) > new_T) 
ff2bf50505ab
added "finitize" option to Nitpick + remove dependency on "Coinductive_List"
blanchet
parents:
35625
diff
changeset

1114 
[coerce_term hol_ctxt Ts (Type (@{type_name fun}, new_Ts)) 
ff2bf50505ab
added "finitize" option to Nitpick + remove dependency on "Coinductive_List"
blanchet
parents:
35625
diff
changeset

1115 
(Type (@{type_name fun}, old_Ts)) t1] 
ff2bf50505ab
added "finitize" option to Nitpick + remove dependency on "Coinductive_List"
blanchet
parents:
35625
diff
changeset

1116 
 Const _ $ t1 $ t2 => 
ff2bf50505ab
added "finitize" option to Nitpick + remove dependency on "Coinductive_List"
blanchet
parents:
35625
diff
changeset

1117 
construct_value thy stds 
ff2bf50505ab
added "finitize" option to Nitpick + remove dependency on "Coinductive_List"
blanchet
parents:
35625
diff
changeset

1118 
(if new_s = @{type_name "*"} then @{const_name Pair} 
ff2bf50505ab
added "finitize" option to Nitpick + remove dependency on "Coinductive_List"
blanchet
parents:
35625
diff
changeset

1119 
else @{const_name PairBox}, new_Ts > new_T) 
ff2bf50505ab
added "finitize" option to Nitpick + remove dependency on "Coinductive_List"
blanchet
parents:
35625
diff
changeset

1120 
(map3 (coerce_term hol_ctxt Ts) [new_T1, new_T2] [old_T1, old_T2] 
ff2bf50505ab
added "finitize" option to Nitpick + remove dependency on "Coinductive_List"
blanchet
parents:
35625
diff
changeset

1121 
[t1, t2]) 
ff2bf50505ab
added "finitize" option to Nitpick + remove dependency on "Coinductive_List"
blanchet
parents:
35625
diff
changeset

1122 
 t' => raise TERM ("Nitpick_HOL.coerce_term", [t']) 
ff2bf50505ab
added "finitize" option to Nitpick + remove dependency on "Coinductive_List"
blanchet
parents:
35625
diff
changeset

1123 
else 
ff2bf50505ab
added "finitize" option to Nitpick + remove dependency on "Coinductive_List"
blanchet
parents:
35625
diff
changeset

1124 
raise TYPE ("Nitpick_HOL.coerce_term", [new_T, old_T], [t]) 
ff2bf50505ab
added "finitize" option to Nitpick + remove dependency on "Coinductive_List"
blanchet
parents:
35625
diff
changeset

1125 
 _ => raise TYPE ("Nitpick_HOL.coerce_term", [new_T, old_T], [t]) 
ff2bf50505ab
added "finitize" option to Nitpick + remove dependency on "Coinductive_List"
blanchet
parents:
35625
diff
changeset

1126 

33192  1127 
(* (typ * int) list > typ > int *) 
35665
ff2bf50505ab
added "finitize" option to Nitpick + remove dependency on "Coinductive_List"
blanchet
parents:
35625
diff
changeset

1128 
fun card_of_type assigns (Type (@{type_name fun}, [T1, T2])) = 
34123
c4988215a691
distinguish better between "complete" (vs. incomplete) types and "concrete" (vs. abstract) types in Nitpick;
blanchet
parents:
34121
diff
changeset

1129 
reasonable_power (card_of_type assigns T2) (card_of_type assigns T1) 
35665
ff2bf50505ab
added "finitize" option to Nitpick + remove dependency on "Coinductive_List"
blanchet
parents:
35625
diff
changeset

1130 
 card_of_type assigns (Type (@{type_name "*"}, [T1, T2])) = 
34123
c4988215a691
distinguish better between "complete" (vs. incomplete) types and "concrete" (vs. abstract) types in Nitpick;
blanchet
parents:
34121
diff
changeset

1131 
card_of_type assigns T1 * card_of_type assigns T2 
33192  1132 
 card_of_type _ (Type (@{type_name itself}, _)) = 1 
1133 
 card_of_type _ @{typ prop} = 2 

1134 
 card_of_type _ @{typ bool} = 2 

1135 
 card_of_type _ @{typ unit} = 1 

34123
c4988215a691
distinguish better between "complete" (vs. incomplete) types and "concrete" (vs. abstract) types in Nitpick;
blanchet
parents:
34121
diff
changeset

1136 
 card_of_type assigns T = 
c4988215a691
distinguish better between "complete" (vs. incomplete) types and "concrete" (vs. abstract) types in Nitpick;
blanchet
parents:
34121
diff
changeset

1137 
case AList.lookup (op =) assigns T of 
33192  1138 
SOME k => k 
1139 
 NONE => if T = @{typ bisim_iterator} then 0 

33232
f93390060bbe
internal renaming in Nitpick and fixed Kodkodi invokation on Linux;
blanchet
parents:
33202
diff
changeset

1140 
else raise TYPE ("Nitpick_HOL.card_of_type", [T], []) 
33192  1141 
(* int > (typ * int) list > typ > int *) 
35665
ff2bf50505ab
added "finitize" option to Nitpick + remove dependency on "Coinductive_List"
blanchet
parents:
35625
diff
changeset

1142 
fun bounded_card_of_type max default_card assigns 
ff2bf50505ab
added "finitize" option to Nitpick + remove dependency on "Coinductive_List"
blanchet
parents:
35625
diff
changeset

1143 
(Type (@{type_name fun}, [T1, T2])) = 
33192  1144 
let 
34123
c4988215a691
distinguish better between "complete" (vs. incomplete) types and "concrete" (vs. abstract) types in Nitpick;
blanchet
parents:
34121
diff
changeset

1145 
val k1 = bounded_card_of_type max default_card assigns T1 
c4988215a691
distinguish better between "complete" (vs. incomplete) types and "concrete" (vs. abstract) types in Nitpick;
blanchet
parents:
34121
diff
changeset

1146 
val k2 = bounded_card_of_type max default_card assigns T2 
33192  1147 
in 
1148 
if k1 = max orelse k2 = max then max 

1149 
else Int.min (max, reasonable_power k2 k1) 

1150 
end 

35665
ff2bf50505ab
added "finitize" option to Nitpick + remove dependency on "Coinductive_List"
blanchet
parents:
35625
diff
changeset

1151 
 bounded_card_of_type max default_card assigns 
ff2bf50505ab
added "finitize" option to Nitpick + remove dependency on "Coinductive_List"
blanchet
parents:
35625
diff
changeset

1152 
(Type (@{type_name "*"}, [T1, T2])) = 
33192  1153 
let 
34123
c4988215a691
distinguish better between "complete" (vs. incomplete) types and "concrete" (vs. abstract) types in Nitpick;
blanchet
parents:
34121
diff
changeset

1154 
val k1 = bounded_card_of_type max default_card assigns T1 
c4988215a691
distinguish better between "complete" (vs. incomplete) types and "concrete" (vs. abstract) types in Nitpick;
blanchet
parents:
34121
diff
changeset

1155 
val k2 = bounded_card_of_type max default_card assigns T2 
33192  1156 
in if k1 = max orelse k2 = max then max else Int.min (max, k1 * k2) end 
34123
c4988215a691
distinguish better between "complete" (vs. incomplete) types and "concrete" (vs. abstract) types in Nitpick;
blanchet
parents:
34121
diff
changeset

1157 
 bounded_card_of_type max default_card assigns T = 
33192  1158 
Int.min (max, if default_card = ~1 then 
34123
c4988215a691
distinguish better between "complete" (vs. incomplete) types and "concrete" (vs. abstract) types in Nitpick;
blanchet
parents:
34121
diff
changeset

1159 
card_of_type assigns T 
33192  1160 
else 
34123
c4988215a691
distinguish better between "complete" (vs. incomplete) types and "concrete" (vs. abstract) types in Nitpick;
blanchet
parents:
34121
diff
changeset

1161 
card_of_type assigns T 
33232
f93390060bbe
internal renaming in Nitpick and fixed Kodkodi invokation on Linux;
blanchet
parents:
33202
diff
changeset

1162 
handle TYPE ("Nitpick_HOL.card_of_type", _, _) => 
33192  1163 
default_card) 
35385
29f81babefd7
improved precision of infinite "shallow" datatypes in Nitpick;
blanchet
parents:
35384
diff
changeset

1164 
(* hol_context > typ list > int > (typ * int) list > typ > int *) 
29f81babefd7
improved precision of infinite "shallow" datatypes in Nitpick;
blanchet
parents:
35384
diff
changeset

1165 
fun bounded_exact_card_of_type hol_ctxt finitizable_dataTs max default_card 
29f81babefd7
improved precision of infinite "shallow" datatypes in Nitpick;
blanchet
parents:
35384
diff
changeset

1166 
assigns T = 
33192  1167 
let 
1168 
(* typ list > typ > int *) 

1169 
fun aux avoid T = 

34121
5e831d805118
get rid of polymorphic equality in Nitpick's code + a few minor cleanups
blanchet
parents:
33978
diff
changeset

1170 
(if member (op =) avoid T then 
33192  1171 
0 
35385
29f81babefd7
improved precision of infinite "shallow" datatypes in Nitpick;
blanchet
parents:
35384
diff
changeset

1172 
else if member (op =) finitizable_dataTs T then 
29f81babefd7
improved precision of infinite "shallow" datatypes in Nitpick;
blanchet
parents:
35384
diff
changeset

1173 
raise SAME () 
33192  1174 
else case T of 
35665
ff2bf50505ab
added "finitize" option to Nitpick + remove dependency on "Coinductive_List"
blanchet
parents:
35625
diff
changeset

1175 
Type (@{type_name fun}, [T1, T2]) => 
33192  1176 
let 
1177 
val k1 = aux avoid T1 

1178 
val k2 = aux avoid T2 

1179 
in 

1180 
if k1 = 0 orelse k2 = 0 then 0 

1181 
else if k1 >= max orelse k2 >= max then max 

1182 
else Int.min (max, reasonable_power k2 k1) 

1183 
end 

35665
ff2bf50505ab
added "finitize" option to Nitpick + remove dependency on "Coinductive_List"
blanchet
parents:
35625
diff
changeset

1184 
 Type (@{type_name "*"}, [T1, T2]) => 
33192  1185 
let 
1186 
val k1 = aux avoid T1 

1187 
val k2 = aux avoid T2 

1188 
in 

1189 
if k1 = 0 orelse k2 = 0 then 0 

1190 
else if k1 >= max orelse k2 >= max then max 

1191 
else Int.min (max, k1 * k2) 

1192 
end 

1193 
 Type (@{type_name itself}, _) => 1 

1194 
 @{typ prop} => 2 

1195 
 @{typ bool} => 2 

1196 
 @{typ unit} => 1 

1197 
 Type _ => 

35070
96136eb6218f
split "nitpick_hol.ML" into two files to make it more manageable;
blanchet
parents:
34998
diff
changeset

1198 
(case datatype_constrs hol_ctxt T of 
34126  1199 
[] => if is_integer_type T orelse is_bit_type T then 0 
1200 
else raise SAME () 

33192  1201 
 constrs => 
1202 
let 

1203 
val constr_cards = 

35280
54ab4921f826
fixed a few bugs in Nitpick and removed unreferenced variables
blanchet
parents:
35220
diff
changeset

1204 
map (Integer.prod o map (aux (T :: avoid)) o binder_types o snd) 
54ab4921f826
fixed a few bugs in Nitpick and removed unreferenced variables
blanchet
parents:
35220
diff
changeset

1205 
constrs 
33192  1206 
in 
34121
5e831d805118
get rid of polymorphic equality in Nitpick's code + a few minor cleanups
blanchet
parents:
33978
diff
changeset

1207 
if exists (curry (op =) 0) constr_cards then 0 
33192  1208 
else Integer.sum constr_cards 
1209 
end) 

1210 
 _ => raise SAME ()) 

34123
c4988215a691
distinguish better between "complete" (vs. incomplete) types and "concrete" (vs. abstract) types in Nitpick;
blanchet
parents:
34121
diff
changeset

1211 
handle SAME () => 
c4988215a691
distinguish better between "complete" (vs. incomplete) types and "concrete" (vs. abstract) types in Nitpick;
blanchet
parents:
34121
diff
changeset

1212 
AList.lookup (op =) assigns T > the_default default_card 
33192  1213 
in Int.min (max, aux [] T) end 
1214 

35665
ff2bf50505ab
added "finitize" option to Nitpick + remove dependency on "Coinductive_List"
blanchet
parents:
35625
diff
changeset

1215 
val small_type_max_card = 5 
ff2bf50505ab
added "finitize" option to Nitpick + remove dependency on "Coinductive_List"
blanchet
parents:
35625
diff
changeset

1216 

35070
96136eb6218f
split "nitpick_hol.ML" into two files to make it more manageable;
blanchet
parents:
34998
diff
changeset

1217 
(* hol_context > typ > bool *) 
35384  1218 
fun is_finite_type hol_ctxt T = 
35665
ff2bf50505ab
added "finitize" option to Nitpick + remove dependency on "Coinductive_List"
blanchet
parents:
35625
diff
changeset

1219 
bounded_exact_card_of_type hol_ctxt [] 1 2 [] T > 0 
ff2bf50505ab
added "finitize" option to Nitpick + remove dependency on "Coinductive_List"
blanchet
parents:
35625
diff
changeset

1220 
(* hol_context > typ > bool *) 
ff2bf50505ab
added "finitize" option to Nitpick + remove dependency on "Coinductive_List"
blanchet
parents:
35625
diff
changeset

1221 
fun is_small_finite_type hol_ctxt T = 
ff2bf50505ab
added "finitize" option to Nitpick + remove dependency on "Coinductive_List"
blanchet
parents:
35625
diff
changeset

1222 
let val n = bounded_exact_card_of_type hol_ctxt [] 1 2 [] T in 
ff2bf50505ab
added "finitize" option to Nitpick + remove dependency on "Coinductive_List"
blanchet
parents:
35625
diff
changeset

1223 
n > 0 andalso n <= small_type_max_card 
ff2bf50505ab
added "finitize" option to Nitpick + remove dependency on "Coinductive_List"
blanchet
parents:
35625
diff
changeset

1224 
end 
33192  1225 

1226 
(* term > bool *) 

1227 
fun is_ground_term (t1 $ t2) = is_ground_term t1 andalso is_ground_term t2 

1228 
 is_ground_term (Const _) = true 

1229 
 is_ground_term _ = false 

1230 

1231 
(* term > word > word *) 

1232 
fun hashw_term (t1 $ t2) = Polyhash.hashw (hashw_term t1, hashw_term t2) 

1233 
 hashw_term (Const (s, _)) = Polyhash.hashw_string (s, 0w0) 

1234 
 hashw_term _ = 0w0 

1235 
(* term > int *) 

1236 
val hash_term = Word.toInt o hashw_term 
